Walton operation
[医] 华尔顿氏手术(葫芦胃手术)
🧩 词语组成解析
n. 沃尔顿（男子姓氏）
🗣️ 情景例句
Of course not.
当然不是
I learned grammar this afternoon.
我今天下午学语法。
Of course. And why not buy some English tapes and some books to go with them? I'm sure you'll find them useful.
当然了。干吗不买些英语磁带和与之配套的书呢？我相信你会觉得它们有用的。