Polyhalogenation
多卤化反应
🗣️ 情景例句
so that the people of our town
好让我们镇上的人
Please forgive me.
请原谅我。
but although our faith in many of the things in which our forefathers fervently believed has weakened,
可是虽然我们对我们祖先笃信的许多事物已不太相信，