atomic

• 与原子有关的；也用于形容极小或极具威力的事物，如原子能。

Relating to an atom or atoms; also used to describe something extremely small or powerful, as in atomic energy.

1. Relating to atomsB2formalscientific

   Relating to or consisting of atoms, the basic units of matter.

   原子的

   • Atomic structure determines the properties of an element.
   • Scientists study atomic particles to understand matter.
   • The atomic weight of carbon is approximately 12.

   同义词atomistic

   反义词molecularnuclearsubatomic

2. Nuclear energyB2formalscientific

   Relating to energy released by reactions involving atomic nuclei, such as fission or fusion.

   原子的

   • Atomic power plants generate electricity using nuclear reactions.
   • The atomic bomb had devastating effects during the war.
   • Atomic energy is a controversial source of power.

   同义词nuclear

3. Extremely smallB1informal

   Used informally to describe something very tiny or minute.

   极小的

   • The difference in price was atomic, barely noticeable.
   • He made an atomic adjustment to the machine's settings.
   • The error was atomic, but it caused a big problem.

   同义词infinitesimalmicroscopicminusculeminutetiny