Eicosyl
[化] 二十烷基
🗣️ 情景例句
Have you been to our Tourist Information Center?
你去过我们的旅客服务中心吗？
Have you heard from Marry?
你收到玛丽的来信吗？
I think all the changes are easy to see.
我想所有修改过的地方都很容易看出来吧