Phstocatalyzer
[医] 光催化剂
🗣️ 情景例句
Do you like the dress?
你喜欢这套衣服吗
A test pilot needs plenty of nerve.
飞行试飞员需要极大的勇气。
Excuse me. Is there a police-station near here?
请问，附近有警察局吗？