Cetylid
脑脂水解物
🗣️ 情景例句
I hope I'll go down in history as a famous English professor.
我希望成为未来历史上有名的英文教授。
Do you have anything to declare?
你有东西要申报关税吗？
It is nine o'clock.Mr.Sawyer usually reads his newspaper at night.But he's not reading his newspaper tonight.
现在是9点钟。索耶先生通常是在晚上看报，但今天晚上他没看报。