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
He can really slam it down.
他可真能喝。
I wrote to him last Friday.
我上个星期五写信给他。
Do you usually buy in large quantities?
你们的订购量通常都很大吗？