B synnematin
[医] 共霉素B, 头孢菌素N, 青霉素N
🧩 词语组成解析
共霉素
🗣️ 情景例句
Not as happy as I am.
我比你更高兴。
You'll be there in plenty of time.
你可以很方便地到达那里。
that people have for years assumed that the process of losing vigour with time,
多年来就已认识到。生命力随着时间流失而丧失活力，