Caca
abbr. 中国抗癌协会；[英]水泥和混凝土协会（Cement and Concrete Association）
🗣️ 情景例句
Until today, I was never really interested in medicine.
直到今天 ，我才对医学真正感兴趣。
The news has bucked us up.
这消息使我们欢欣鼓舞。
It's used for cutting.
用于切割。