Pholocatalyst
[医] 光催化剂
🗣️ 情景例句
I'm putting in my notice.
我要递交我的辞职报告。
I then take a bath in the bathroom.
然后我去洗澡间洗个澡。
How did the bees know exactly in which diection to fly?
蜜蜂是怎样确切地知道朝哪个方向飞呢？