Ulcus rstundum
[醫(yī)] 圓形潰瘍, 胃潰瘍
?? 詞語組成解析
潰瘍
??? 情景例句
Really?
真的？
I washed 6 glasses.
我洗了六個玻璃杯。
I don't think you'll have any difficulty in pushing sales.
我認為你推銷時不會有任何困難。