Bal
[计] 转移与连接, 基本汇编语言\\n[化] 2,3-二巯丙醇; 2,3-二巯基丙醇
🗣️ 情景例句
Oh, Somebody's at the door. I have to go.
哦，有人来了，我得去开门。
Excuse me. Are you Susan Davis from Western Electronics?
对不起，你是来自西方电子公司的苏姗·戴卫斯吗？
Three days ago.
3天前。