Cetylid
脑脂水解物
🗣️ 情景例句
You're most welcome.
不用客气。
Accidents will happen in the best regulated families.
即使家规严，丑事总难免。
As it was extremely heavy, he dumped it on the counter.
布袋很沉，他重重地把布袋扔在柜台上。