Complementizer
n. [语](引导补语分句的) 补语化成分
🗣️ 情景例句
This is meant to happen.
这件事注定要发生。
But it's still raining today!
可今天还在下雨。
It is hard for us to realize nowadays how difficult it was for the pioneers.
我们今天很难想像昔日的登山先驱们是多么艰苦。