demonstrator
gb/dˈɛmənstɹˌeɪtɚ/ us/dˈɛmənstɹˌeɪtɚ/
B2
אנגלית
משמעויות
0 משמעויות
שם עצם
B2
role
1
person in a public protest
A person who joins a public protest.
תבנית שימוש:
[demonstrators] protest/march/gather against [something]
טעות נפוצה:
Do not confuse a demonstrator with a demonstration: a demonstrator is a person; a demonstration is the protest event.
מילים נרדפות
protester (More common and general for someone taking part in a protest.)
|
marcher (Emphasizes walking in a protest march.)
|
activist (Suggests ongoing organized political or social action, not just one protest.)
הפכים
counterdemonstrator (Someone protesting against another group of demonstrators.)
צירופים
peaceful demonstrator
|anti-government demonstrator
|pro-democracy demonstrator
|climate demonstrator
|student demonstrator
|thousands of demonstrators
|demonstrators gather
|demonstrators march
|arrest demonstrators
|demonstrators clash with police
נושאים
politics
|society
|protest
|public_life
דוגמאות
- Police said several demonstrators were arrested outside the parliament building.
- Thousands of demonstrators marched through the city calling for stronger climate action.
- The square was filled with peaceful demonstrators holding signs and chanting.
דוגמאות ללומדים
- The demonstrators walked through the streets.
- Many demonstrators carried signs.
שם עצם
B2
role
2
person who shows how something works
A person who shows people how to use or do something.
תבנית שימוש:
a demonstrator shows [someone] how to use [something]
טעות נפוצה:
For an ordinary talk or slideshow, presenter is often more natural than demonstrator.
מילים נרדפות
presenter (More general; may give information without showing how something works.)
|
instructor (Emphasizes teaching a skill.)
|
trainer (Emphasizes helping people practise and learn.)
צירופים
product demonstrator
|sales demonstrator
|in-store demonstrator
|cooking demonstrator
|software demonstrator
|expert demonstrator
|demonstrator shows
|demonstrator explains
נושאים
work
|sales
|education
|training
דוגמאות
- A product demonstrator showed shoppers how the new blender worked.
- The demonstrator explained each step before asking the class to try it themselves.
- At the trade fair, demonstrators gave short presentations on the software.
דוגמאות ללומדים
- The demonstrator showed us the new phone.
- A cooking demonstrator made soup on stage.
שם עצם
technical
C1
entity
3
model used to show technology
A test model made to show that a new idea or technology works.
תבנית שימוש:
a [technology/product] demonstrator for [something]
טעות נפוצה:
This use refers to the object itself, not the person showing it.
מילים נרדפות
prototype (A trial version of a product; not always made mainly for public demonstration.)
|
demo model (More informal; often used for a product shown to customers.)
|
proof of concept (Emphasizes proving feasibility rather than resembling a finished product.)
הפכים
production model (A finished version made for regular sale or use.)
|
finished product (A completed item rather than a test or display version.)
צירופים
technology demonstrator
|working demonstrator
|concept demonstrator
|prototype demonstrator
|demonstrator model
|demonstrator vehicle
|flight demonstrator
|pre-production demonstrator
נושאים
technology
|engineering
|business
|innovation
דוגמאות
- The company built a small technology demonstrator to attract investors.
- The aircraft began life as a flight demonstrator for a new engine design.
- Engineers tested the demonstrator before deciding whether to develop a full product.
דוגמאות ללומדים
- The robot was only a demonstrator, not a product for sale.
- The team built a demonstrator to show the idea.
שם עצם
C1
role
4
assistant in practical classes
A university helper who supports students in a lab or practical class.
תבנית שימוש:
a lab/laboratory demonstrator helps [students] with [practical work]
טעות נפוצה:
This academic meaning is not common in all varieties of English; teaching assistant or lab assistant may be clearer internationally.
מילים נרדפות
teaching assistant (More widely understood, especially in American English.)
|
lab assistant (May focus on helping in a laboratory rather than teaching.)
|
lab instructor (Often suggests more responsibility for teaching the class.)
הפכים
student (The person receiving help or instruction rather than giving it.)
צירופים
lab demonstrator
|laboratory demonstrator
|graduate demonstrator
|undergraduate demonstrator
|chemistry demonstrator
|practical demonstrator
|demonstrator post
|demonstrator role
נושאים
education
|university
|science
|british_english
דוגמאות
- The lab demonstrator checked that everyone was using the equipment safely.
- Graduate demonstrators helped first-year students during the chemistry practical.
- She worked as a demonstrator while completing her PhD.
דוגמאות ללומדים
- The demonstrator helped me in the lab.
- A lab demonstrator explained the experiment.
דקדוק
צורת המילון
demonstrator
IPA
GB/dˈɛmənstɹˌeɪtɚ/
US/dˈɛmənstɹˌeɪtɚ/
הברות והטעמה
demon - strat - or (3 הברות)
Stress on 1st syllable (demon)
צורות המילה
Noun
- Base: demonstrator
- Plural: demonstrators
ביטויים
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