Polypeptin
[医] 圈杆菌素, 环[状]杆菌素, 多肽菌素
🗣️ 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 am 22 years old and have a great job in an advertising agency, working for a very nice boss.
我22岁，在一家广告公司有一份如意的工作，为一位很不错的老板打工。
I've lived there all my life.
我在那里住了一辈子。