Half of an hour for each is necessary and I have always been doing so.
每个科目花上半个小时是有必要的，我一直都是这样做的。
I give them a limit of half an hour and then stop.
我给他们半个小时的时间，然后叫停。
I get at least half an hour of exercise almost every day.
我几乎每天至少锻炼半个小时。
A lot of people feel that half an hour is just enough time to relax.
很多人觉得半小时就足够放松了。
One of the press operators arrived an hour and a half late.
其中一位印刷工人迟到了一个半小时。
"The kitchen closes in half an hour," said the iron lady of the house.
“厨房在半小时里就要关了，”旅馆的铁女人如是说。
Within half an hour, all six of the hidden objects had been found.
不到半个小时，所有六个隐藏的目标物都被发现了。
An hour and half ago it was nothing but a bunch of powder and binder.
一个半小时前它还是一些粉末和粘合剂。
We had been in the hat shop for half an hour and my wife was still in front of the mirror.
我们在这家帽店已经呆了半个小时了，而我的妻子仍在镜子面前。
It takes you the best part of half an hour to sort it out.
你花费了半小时内的最好时间解决它。
The fire was put out within half an hour and the cause of the fire was under investigation.
大火半小时内被扑灭，火灾原因正在调查中。
You're out of luck, the last bus left half an hour ago.
你运气不好，最后一班巴士半小时前就开走了。
Half an hour later, we move the small basket of peach, squeezed out from inside.
半小时之后，我们搬着一小筐桃子，从里面挤了出来。
I never think half an hour is trivial small for a period of time.
我从来不认为半小时是微不足道的很小的一段时间。
After half an hour of this confusion, the departing family came out.
这样乱哄哄过了半个钟头，这个将有远行的家属才走出来。
I never think half an hour is my small small for a period of time.
我从来不认为半小时是我微不足道的很小的一段时间。
You must leave the hotel within half an hour of finishing your shift.
您必须在完成工作后半小时内离开酒店。
Today we went home half an hour later because of the teacher's bad mood.
今天老师心情不好，所以我们大家都晚半小时放学。
Can you eat a can of meat in half an hour?
你能在半小时内吃一罐肉吗？
I got to the airport an hour and a half before my flight, which I thought would be plenty of time.
我在起飞前一个半小时就到了机场，我想时间应该足够了。
However, Grandma had died of heart failure just half an hour before we called.
然而，在我们打电话前半小时，祖母已因心脏衰竭而去世。
We only have half an hour of homework every day.
我们每天只有半个小时的家庭作业。
I arrived at Jack's suite half an hour ahead of schedule.
我提前半小时达到杰克的家。
After half an hour I found myself in front of the house.
半小时之后，我就觉得我已经站在那房子的前面了。
But instead of that, we'll say goodbye in half an hour, perhaps for ever.
我们半小时后就要说再见了，也许永远无法再见。
Throw a battery into a glass of water, then drink it in half an hour.
扔一节电池到一杯水里，半小时后喝掉。
Throw a battery into a glass of water, then drink it in half an hour.
扔一节电池到一杯水里，半小时后喝掉。
应用推荐