Aphthoides chronica
[醫] 慢性口瘡
??? 情景例句
It's getting late. Please excuse me, but I must leave right away.
時間不早了。對不起，我得趕緊走了。
May I ask you to wait here for ten minutes?
請在這里稍等片刻，可以嗎？
That makes no difference.
沒什么區別。