Lathosterol
7-烯胆(甾)烷醇
🗣️ 情景例句
Yes, I took part in.
有，我参加了。
Hard words break no bones, fine words butter no parsnips.
粗话无害，甘言无益。
I tried to wake up my wife by ringing the doorbell,
我按响了门铃，试图唤醒我的妻子，