Hilum
n. 核, 粒心, 脐\\n[医] 门, 种脐(种子), 皮片蒂(整形手术)
🗣️ 情景例句
Is this machine washable?
这能机洗吗？
When is the most convenient time for us to meet?
我们什么时候见面最方便呢？
I'm very sorry. I borrowed a book from the library two weeks ago.
“很对不起。两周前我从图书馆借了一本书。