xiaomi595629661
three thirty ; half past three.
It's on Saturday at three thirty.
在星期六的三点三十分。
It's three thirty in the afternoon at Raynham Primary School in London.
现在是在伦敦雷纳姆小学，下午3点半。
Astronauts Borman and Lovell had been in space more than three hundred thirty hours.
Borman和Lovell宇航员已经在太空中多三百三小时。
I come home at half past three. I do my homework at half past seven.
我回家在三点半。我做我的家庭作业在七点半。
I'll see you at half past three.
我三点半时和你会面。
We will have a meeting at half past three this afternoon.
我们今天下午三点半开会。
zhouchang1988127
half past three（三点半，只有半的时候才能用这个）或者是three thirty（三点三十分钟，这个就所有时间都可以，小时+分钟）
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