Arccosecant
un. 反余割
🗣️ 情景例句
Run it by me again, if you don't mind.
不介意的话，请再说一遍。
The goods we offered last week are running out, therefore, the offer terminates on 20th July.
上周我们报价的货物现已售完，所以，此报价在7月20日终止。
Were there any letters for me this morning?
今天早上有我的信吗？