Subsurface
a. 表面下的
✅ 同义词
🗣️ 情景例句
I'm going to the library to do some research.
我要去图书馆搞些调研。
My hobby is collecting coins.
我的嗜好是收集硬币。
If I can find you any support, would you be interested?
如果我能给你找到资助，你会感兴趣吗？