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
And make them here.
在这儿缝。
I ate roast chicken for lunch yesterday.
我昨天午饭吃的是烧鸡。
The seed was sprayed over the ground in huge quantities by aeroplanes.
飞机把这种草籽大量地撒播在地上。