have an appointment at meaning in English

在(某时间)有约会

Well , i must be off now . i have an appointment at six
嗯，我现在得离开了。我六点有个约会。
A : well , i ' ll have an appointment at that time . maybe another time would be better
哪个时间我有约会，也许另约个时间更好些。
An american studying in china had an appointment at noon . as he was getting on his bicycle a chinese friend passed by . " 吃了吗？ " the young chinese asked
中国人和美国人有不同的回答赞美的方法.美国人趋向于接受赞扬，中国人却通常会喃喃地欲说些不值得赞扬的话。