Penagar
含青霉素的５％琼脂溶液
🗣️ 情景例句
I'll believe it when I see it.
我觉得还是眼见为实。
You're not so great yourself.
你自己也没好到哪里去。
It was noticed that there were no signs or warnings on the supply lines that ran round the port.
人们这才注意到，铺设在码头周围的供应管道上没有贴标签或告示。