Dark atom
[化] 暗原子; 无放射性原子
🧩 词语组成解析
dark
[dɑrk]
adj. 黑暗的;乌黑的;忧郁的;神秘的;
n. 黑暗;暗色;暗处;
🗣️ 情景例句
We really enjoyed your company.
我们喜欢与你为伴。
That's why he is now concentrating on conversation at a language school near his home.
这就是他在他家附近的一所语言学校专攻口语的原因。
I left a suitcase on the train to London the other day.
几天前我把一只手提箱忘在开往伦敦的火车上了。