Remethylation
再次甲基取代作用
🗣️ 情景例句
Come on, Richard. Get up. Let's go.
好啦 Richard。起来。走吧。
What's your favorite kind of animal?
你最喜欢的动物是什么？
A week before, he had completed a successful overland flight during which he covered twenty-six miles.
一周以前，他曾成功地进行了一次26英里的陆上飞行。