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
Good-bye. Thanks.
再见。谢谢。
You are still thinking about a Ph.D., aren't you?
你还是想学成博士，是吗？
Don't be so sure.We might not go anywhere.
别那么肯定。我们可能哪里也去不成。