Pholocatalyst
[医] 光催化剂
🗣️ 情景例句
Besides, we are not going to be here Saturday.
另外， 我们星期六将不在这儿了。
You can't do this to me.
你不能这么对我。
I'm afraid I don't understand.
恐怕我还不明白您的意思。