Central canal
[医] 中央管
🧩 词语组成解析
🗣️ 情景例句
But we found nearly half on them were mouldy. We can't accept them anyway.
但是我们发现差不多一半发了霉。无论如何我们不能接受。
Happy is the man that owes nothing.
无债一身轻。
None of us is afraid of difficulties.
我们当中没有一个人害怕困难。