Sterols x
[医] 甾醇X, 光甾醇
🧩 词语组成解析
甾醇类
🗣️ 情景例句
Won't you be busy?
你不是有事吗？
Every dog is valiant at his won door.
狗在家门前条条都凶悍。
Then the Class 2 runner dropped his stick on the ground when he was passing it on to the fourth runner.
忽然2班的运动员在传棒给第四个运动员时，把棒弄掉到了地上。