Perhydroanthracene
蒽烷, 全氢化蒽
🗣️ 情景例句
If the owners don't claim the dog in forty-eight hours,
如果狗的主人在四十八小时内不认领，
Pleasing everybody is pleasing nobody.
讨好每个人，人人不讨好。
OK, I'll have a look.
好吧，我去看看。