The project was completed in a span of six months.
A projekt hat hónap alatt készült el.
Over the span of ten years, the town doubled in size.
Tíz év leforgása alatt a város kétszeresére nőtt.
Her mood changed several times within a short span of time.
The law has evolved over a long span of history.
In the span of a few minutes, the sky turned dark.
Esempi per chi studia
He learned English in a span of two years.
Két év alatt megtanult angolul.
Prices went up a lot in a short span of time.
Az árak rövid idő alatt sokat emelkedtek.
The team grew stronger over a span of three seasons.
We will study this topic over a span of four weeks.
Many things can change in the span of one year.
Errore comune:
Learners sometimes add an unnecessary preposition and say *"in a span of time of three years"* instead of the more natural *"in a span of three years"*. They may also confuse "span" with "spam" (unrelated) in spelling.
Significato
a period or length of time
Collocazioni
a short span|a long span|a brief span|over a span of years|a span of time|within a short span
Sinonimi
period (A general word for a length of time; does not focus on having clear start and end points as strongly as "span" often does.)|
stretch (Informal; suggests a continuous length of time, often with some difficulty or effort.)
Contrari
moment (Refers to a very short point in time, contrasting with a longer, measurable span.)
Temi
time|daily life|core_vocabulary
Definizione
A length of time from one moment to another.
A continuous period or length of time between two points in time.
The wingspan of the eagle is an impressive two meters.
A sas szárnyfesztávolsága lenyűgöző: két méter.
Engineers checked the span of the arch for signs of stress.
A single span supports the road across the valley.
They measured the span between the two support columns.
Esempi per chi studia
The span of the bridge is very long.
A híd fesztávja nagyon nagy.
They built a new span over the river.
Új hídszakaszt építettek a folyó fölé.
The span of the arch is ten meters.
The bird’s wing span is almost one meter.
We walked across the whole span of the bridge.
Errore comune:
Learners may confuse "span" (the covered distance) with "gap" (the empty space) and say *"a big gap of the bridge"* instead of *"a long span of the bridge"*.
Significato
distance between two points
Collocazioni
bridge span|the span of the bridge|wing span|a long span|a single span|span of the arch
Sinonimi
width (A general term; "span" is often used for the total supporting distance or reach of a specific object like a bridge or a pair of wings.)|
reach (Emphasizes how far something extends, not always in a strictly measured structural sense.)
Contrari
gap (Refers to an empty space or break between two points, while "span" emphasizes a continuous distance that is covered or measured.)
Temi
space|engineering|technology
Definizione
The full space or width from one side to the other, for example in a bridge or an arch.
The full distance or width between two points, especially the main support distance of a bridge, arch, or similar structure.
A narrow footbridge spans the stream behind the house.
Egy keskeny gyaloghíd ível át a ház mögötti patak fölött.
High-voltage cables span the valley between the two hills.
Nagyfeszültségű kábelek feszülnek át a völgy fölött a két domb között.
The new highway spans the entire width of the island.
An old stone arch spans the entrance to the courtyard.
A glass roof spans the central hall of the museum.
Esempi per chi studia
The bridge spans the river.
A híd átível a folyó fölött.
A long rope spans the room.
Egy hosszú kötél feszül át a szobán.
Power lines span the field.
A metal bar spans the gap in the wall.
A large net spans the whole area.
Errore comune:
Learners sometimes add a preposition and say *"the bridge spans over the river"*. In most cases, natural English is simply *"the bridge spans the river"* without "over".
Significato
extend across an area
Collocazioni
bridge spans the river|road spans the valley|railway spans the gorge|network spans the globe|pipeline spans the desert
Sinonimi
cross ("Cross" focuses on going from one side to the other; "span" often describes the static extent or reach of something, especially a structure.)|
stretch across (More informal and descriptive; "span" is more compact and often used in technical or formal descriptions.)
Contrari
stop short of (Describes not reaching the other side, opposite to fully spanning the distance between two points.)
Temi
space|description|core_vocabulary
Definizione
To go from one side or end to the other side or end of something.
To reach or extend from one side, point, or edge to another.
Learners may say *"span for"* (e.g. *"the program spans for two years"*). In standard English we usually say *"the program spans two years"* without a preposition, or use "lasts for" instead.
Significato
last or continue over time
Collocazioni
span several years|span a decade|span generations|career spans three decades|history spans centuries
Sinonimi
last (More common and general; "span" often suggests neatly covering the whole length of the period.)|
cover (Can sound more technical; "span" is often used for neutral description of time range.)
Contrari
end (Refers to stopping at a point in time, which is opposite to the idea of continuing over a period.)
Temi
time|history|core_vocabulary
Definizione
To last for a certain length of time.
To continue, cover, or extend over a particular period of time.
The course covers the full span of human development from childhood to old age.
A kurzus az emberi fejlődés teljes ívét átfogja, a gyermekkortól az időskorig.
Managers often struggle with a very wide span of control.
A vezetőknek gyakran gondot okoz a túl széles irányítási hatókör.
The book explores the entire span of her artistic career.
His work shows a remarkable span of styles and techniques.
Our clients come from a broad span of industries.
Esempi per chi studia
The book looks at the full span of his life.
A könyv az életének teljes ívét mutatja be.
She has a wide span of interests.
Széles az érdeklődési köre.
The job gives him a large span of control.
The study covers a long span of history.
We serve a broad span of customers.
Errore comune:
Learners sometimes use only "range" and do not realize that "span" often sounds more natural in fixed phrases like "span of control" or "the full span of his life".
Significato
full range or extent
Collocazioni
the full span of|a wide span of interests|span of control|span of experience|span of knowledge
Sinonimi
range (Very close in meaning; "span" often sounds more formal or measured and can suggest clear end points.)|
scope (Highlights how much is included; "span" is more neutral and focuses on extent from one end to the other.)
Contrari
limit (Focuses on a single boundary rather than the full distance or coverage between boundaries, opposite to a full span.)
Temi
general|business|core_vocabulary
Definizione
The whole range of something from one end or limit to the other.
The complete range or extent of something between its smallest and largest, earliest and latest, or otherwise opposite limits.
The vectors v1 and v2 form a basis for the span of S.
A v1 és v2 vektorok az S lineáris burkolatának egy bázisát alkotják.
We can express any vector in this space as an element of the span of these three vectors.
Ebben a térben bármely vektort kifejezhetünk e három vektor lineáris burkolatának elemeként.
The span of the columns of the matrix equals the column space.
Esempi per chi studia
In this class, we learn about the span of a set of vectors.
Ezen az órán vektorhalmazok lineáris burkolatáról tanulunk.
The span of these two vectors is a plane.
E két vektor lineáris burkolata egy sík.
Every vector in the space is in the span of this basis.
Errore comune:
Non-native students may confuse the everyday meaning of "span" (time or distance) with the technical mathematical term and need context to understand the specialized use.
Significato
linear algebra: set of combinations
Collocazioni
span of a set|linear span|span of these vectors|vector span
Sinonimi
linear span (A more explicit technical term that is often used interchangeably in mathematics.)
Temi
mathematics|science|education
Definizione
In higher mathematics, all the vectors you can make by adding and scaling a given set of vectors.
In linear algebra, the set of all possible linear combinations of a given set of vectors in a vector space.
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