atom
gb/ˈætəm/ us/ˈætəm/
B1
Inggeris
~ 2500
atom, nyomnyi mennyiség, csipetnyi, fikarcnyi, szemernyi, szikrányi
KATA NAMA
B1
TECHNICAL
1
atom
B1
Corak penggunaan:
an atom of [element]
A water molecule is made up of two hydrogen atoms and one oxygen atom.
Egy vízmolekula két hidrogénatomból és egy oxigénatomból áll.
Scientists can split an atom to release energy.
A tudósok fel tudnak hasítani egy atomot, hogy energiát szabadítsanak fel.
Every atom of gold has the same number of protons.
Contoh untuk pelajar
An atom is very small.
Az atom nagyon kicsi.
This is an atom of oxygen.
Ez egy oxigénatom.
Atoms make up all things.
Kesilapan biasa:
Learners sometimes confuse 'atom' with 'molecule'. An atom is a single particle of an element; a molecule is two or more atoms joined together.
Maksud
smallest unit of an element
Kolokasi
split an atom
|hydrogen atom
|carbon atom
|atomic structure
|atom model
Sinonim
particle (A more general term for a small piece of matter, not necessarily a chemical element.)
Antonim
molecule (A molecule is made of two or more atoms bonded together, so it is larger and more complex.)
Tema
science
|chemistry
|physics
Definisi
The tiniest part of an element that still has the same properties as that element.
The smallest unit of a chemical element that retains the properties of that element, consisting of a nucleus and electrons.
KATA NAMA
B2
2
Corak penggunaan:
not an atom of [something]
There isn’t an atom of truth in his story.
She didn’t have an atom of doubt about his honesty.
He showed not an atom of fear.
Contoh untuk pelajar
There is not an atom of sugar in this tea.
He has not an atom of doubt.
She does not have an atom of fear.
Kesilapan biasa:
Learners may overuse this figuratively; it is more common in formal or literary contexts than in casual speech.
Maksud
a very tiny amount
Kolokasi
not an atom of truth
|without an atom of doubt
Sinonim
bit (A small amount, but less emphatic than 'atom'.)
Antonim
lot (A large amount, opposite in quantity.)
Tema
measurement
|figurative
|core_vocabulary
Definisi
A very, very small amount of something.
An extremely small quantity of something, often used figuratively to emphasize minuteness.
Tatabahasa
Bentuk kamus
atom
IPA
GB/ˈætəm/
US/ˈætəm/
Suku kata dan tekanan
atom (1 suku kata)
Stress on 1st syllable (atom)
Bentuk kata
Noun
- Base: atom
- Plural: atoms
Keluarga kata
Forms
atoms
noun
Core family
atomic
adjective B2
Related words
atomize
verb
atomization
noun
Advanced or less common
subatomic
adjective
atomically
adverb
Ungkapan
not an atom of truth
1/nˈɑt ən ˈætəm əv tɹˈuθ/
fixed phrase
no truth at all
It means that something is completely false.
Contoh
- There is not an atom of truth in those rumors.
- His statement contained not an atom of truth.
split the atom
1/splˈɪt ðə ˈætəm/
fixed phrase
technical
break apart an atomic nucleus
To break the center of an atom to release energy.
Contoh
- Nuclear power plants do not literally split the atom in the same way as early experiments did.
- The discovery that you could split the atom changed history.