Phenylbiphenylyl oxadiazole (pbd)
[化] 苯基联苯基┭二唑
🗣️ 情景例句
Kissing someone that smokes is like kissing an ashtray.
吻一个烟民就像吻一个烟灰缸。
He drinks a lot of tea every day.
他每天都喝很多茶。
How are you getting on with your English lessons?
你的英语课学得怎么样了？