Penicillenic acid
[医] 青霉烯酸
🧩 词语组成解析
🗣️ 情景例句
May I have a pillow and blanket, please?
能给我一个枕头和毛毯吗？
May I try it on?
我能试穿吗？
a moment later, he ran after me and thrust the pen into my hands.
一会儿，他突然从后追了上来，把笔塞到我手里。