有兩種表達方式，
壹種是six thirty；
另壹種是half past six 。
擴展資料
例句：
six thirty
1、Traffic was already very congested by six thirty this morning, particularly on the M1 northbound.?
今早6點30分時道路已經擁塞嚴重，尤其是M1號高速公路北行方向。
2、His plane lands at six thirty, god willing.?
如果壹切順利的話，他乘坐的飛機將於6：30降落。
3、We're late. Robbie's cooking tonight, and dinner's at six thirty.?
我們遲了.今晚Robbie做飯晚餐六點半開始。
half past six
1、He woke up at half past six this morning.?
他今天早上六點半就醒來了。
2、I have breakfast at half past six every day.?
我每天六點半吃早飯。
3、It reached half past six in the evening.?
到了晚上快六點半了，壹切進展順利。?
4.With our parents’ permission, my date and I “prommed” until 6:30 in the morning.?
征得我們父母的同意後 我的約會對象和我“招搖”到早晨6：30。?
5.At about 6:30, he arrived with an influential business acquaintance who wanted to take us to dinner. ?
大約6：30分，他回來了，這時壹位很有影響的、生意上的熟人想請我們***赴晚宴。
6.Toyota will release a statement at 6:30 a.m. EST Monday followed by the distribution of a video, the company said in a media advisory. ?
豐田公司在壹份媒體采訪建議中說，它將在周壹美國東部時間上午6:30公布壹份聲明，然後發放壹段視頻。
參考資料：