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
Can I leave him a voice in mail?
我可以在他的语音信箱里留话吗？
The industrial area is centered largely in the north.
大部分工业区域集中在北方。
Yes. Ashland is a small town about eight kilometres from the city of Richmond.
对。阿什兰德是一个距里士满市大约8公里的小镇。