Polystep reaction
[化] 多步反应
🧩 词语组成解析
🗣️ 情景例句
What number do I dial?
我应该拨哪个号码呢？
First try, and then trust.
试了才能相信。
Experts believe that there are about 40,000 different types of job in the world. Choosing the right one is a difficult job in itself.
专家们认为世界上大约有4万个不同种类的工作。要从中选择一个适合自己的工作是很困难的。