in an hour /within an hour用什么时态

in an hour /within an hour用什么时态 in an hour和within an hour的区别 碰到for half an hour用什么时态 in an hour In an hour翻译 seven years within an hour 怎么翻译? Potos Developed In an hour什么意思 in an hour'stime什么意思 an hour one hour And eternity in an hour. more than an hour用什么提问? on an hour与in an hour的区别