Benzyl penicillin
[化] 苄青霉素\\n[医] 苄青霉素
🧩 词语组成解析
n. 苯甲基\\n[化] 苄基; 苯甲基
penicillin
[,pɛnɪ'sɪlɪn]
n. 青霉素，盘尼西林;
🗣️ 情景例句
He says I never turn them out when I leave.
他说我离开时从不关灯。
I'll know when the time comes.
到时候就知道了。
and a very firm hand must be employed in the early stages.
因此开始阶段需要有一位强有力的老手。