Ulcus durum
[医] 下疳
🧩 词语组成解析
溃疡
n. 硬粒小麦
🗣️ 情景例句
I know.
我知道。
I phoned him last Saturday.
我上个星期六打电话给他。
However, there are undoubtedly some wrong ways,
然而，却毫无疑问地有几种错误的方法。