Aminomercuration
[化] 氨汞化
🗣️ 情景例句
It's no use crying over spilt milk. What's done cannot be undone.
覆水难收。
It does appear that way.
是的，看起来好象是这样的。
(A light year is the distance which light travels at 186,000 miles per second in one year,
一光年是光以每秒186，000英里的速度在一年内走的距离，