Ulcus durum
[医] 下疳
🧩 词语组成解析
溃疡
n. 硬粒小麦
🗣️ 情景例句
so she had to take an earlier flight today.
所以她不得不在今天搭早一班的班机。
It's already in production, so you can expect it in stores before the end of the month.
产品已投产了，所以月底前你可以获得。
This is Mr Green's room.
这是格林先生的房间。