Simple reaction
[化] 简单反应
🧩 词语组成解析
🗣️ 情景例句
I'm his friend.
我是他的朋友。
If I want to be healthy,I have to stop smoking cigarettes.
如果我想要健康,我必须停止吸烟。
About once a month. Not too often, because neither of us has much time. We both have too much work to do.
大约每月一次。不太经常写信，因为我俩的时间都很紧。我们都有做不完的事。