Activating agent
[化] 活化剂
🧩 词语组成解析
[计] 启动
🗣️ 情景例句
Oh, Grandpa will be so pleased that you're wearing them.
噢 ，戴了它， 祖父一定会非常高兴。
The petroleum region is centered largely in the north.
那里的石油区大部分集中在北部。
I've recently noticed that one of my work-mates is stealing.
我最近注意到，我的一个工友在行窃。