用half和past说出"三点三十分"

用half和past说出三点三十分 什么时候用half past half past half past half past hour和half to hour的区别 half past seven 前用什么介词 half past quarter分别怎么用?蟹蟹 half past six和six thirty有没有区别? half past eight怎么读要音标和声音! at half past six it 's half past half past seven, it's half past half past nine half past five. It's half past it’s half past at half past