They can last for only half an hour or up to a week.
这种头痛的持续时间少则半小时，多则一个星期。
Let its ashes float away on the wind or up the vent.
让它的灰烬飘散在通风口的风中。
These fans will either blow the air down or up, depending how you set them.
吊扇可以把空气向上或者向下吹——这取决于吊扇是怎样安装的。
We've always been early birds, getting up at 5:30 or 6 a.m.
我们总是早起，在早上5:30或6:00起床。
The top can be worn buttoned up or open over a T-shirt.
这件上衣可以系上扣子或不系扣子套在T恤衫的外面穿。
You should follow up your phone call with an email or a letter.
你打电话后应该接着发一封电子邮件或写封信。
Well, make up your mind. Which do you want? This one or that one?
哎，拿定主意。你要哪一个？这个还是那个？
The path splits into two and you can either go up or down.
这条路一分为二，你可以向上走，也可以往下走。
If you need anything else, just pick up the phone or drop me an email.
如果你还需要什么，就给我打电话或发电邮吧。
Perhaps you are a poor speller or cannot add up a column of figures.
也许是你的拼写能力太差了，又或许是你不会把纵列数字相加。
An average electric bill might go up $2 or $3 per month.
一张普通电费单可能每月上涨$2或$3。
If you have to climb up, use a firm platform or a sturdy ladder.
如果你必须爬上去，就用一个稳固的平台或者一个结实的梯子。
Did he give up or keep on trying?
他是放弃了，还是在继续努力？
Shall we eat out or stay in? It's up to you.
咱们是到外面吃饭还是待在家里？你决定吧。
You should draw up a plan or outline for the essay.
你应该为文章草拟个计划或提纲。
She had to choose between giving up her job or hiring a nanny.
她不得不在放弃工作和雇用保姆之间作出选择。
Instead of ending up in jail or in the gutter he was remarkably successful.
他最后不但没有坐牢或流落贫民窟，反而还非常成功。
What could have happened? A hold-up? There'd been no gunshot or scream.
发生了什么呢？持枪抢劫？没有听到枪声或尖叫声。
Hurry up or else you'll be late.
快点，否则你就要迟到了。
你给我闭嘴，要不然就滚出去！
Open up or we'll break the door down!
开门！不然就砸门了！
They were given a year to shape up or risk losing their scholarships.
他们被给了一年的时间好好表现，否则就有失去奖学金的危险。
I mustn't be late or Dad will go up the wall.
我不能晚了，否则爸爸会发脾气的。
I often stayed up until two or three in the morning.
我经常熬夜到凌晨两三点钟。
She grew up in Zimbabwe, or Rhodesia as it then was.
她在津巴布韦长大，当时该地叫罗得西亚。
You can back up another two feet or so.
你可以再退两英尺左右。
We had to face up to the harsh realities of life sooner or later.
我们迟早都得正视生活的严酷现实。
Keaton comes here once or twice a year to soak up the atmosphere.
基顿每年来这里一两次，感受这里的氛围。
I knew he would pick me up on that slip sooner or later.
我知道他迟早会提起我那个小过失的。
He kept up a running commentary on everyone who came in or went out.
他不断地对上下场的每一名队员进行解说。
应用推荐