Cona
[医]concanavalin A
🗣️ 情景例句
But I've never had the pleasure of doing any business with you.
可是同贵公司尚无业务往来。
I opened all the doors.
我打开了所有的门。
and the more difficult it is, the more highly it is regarded.
他们认为， 道路愈艰险愈带劲儿。