U. s. d.
[医] 美国处方集
🧩 词语组成解析
[医] 单位
🗣️ 情景例句
Well, I had a really nice time.
嗯 我玩得很开心。
A middle course is the safest.
中庸之道最保险。
I'd like to take these catalogs with me.
这些目录我想带走。