This feature is mainly used as a look up table when relationship mapping is needed between 2 items.
当两个项目之间需要关系映射时，这个特性主要用作一个查询表。
The hare had a look up and sensed the danger. He at once ran, like an arrow, through a few thick bushes of Chinese rose and hid himself deep in the wood.
野兔抬头一望，意识到了危险，就像箭一样飞快地穿过一些浓密的蔷薇花丛、躲进了树林深处去了。
Lie down and look straight up through the branches, and climb a tree to look down the path.
你可以躺下来透过树枝直直地向上看，也可以爬上树从小路向下看。
You're a popular girl, Grace, and a lot of the younger ones look up to you.
你是个受欢迎的女孩，格雷丝，许多比你小的女孩都仰慕你。
Users will be able to use their handhelds to look up timetables on the net, search for a local hotel, and check their bank accounts.
用户将能够使用掌上装置查阅网上时刻表，搜索当地旅馆并核对他们的银行账户。
Heroes have sidekicks, siblings and sons, all of whom grow up to look a little like each other.
英雄们都有自己的伙伴、兄弟姐妹和儿子，他们长大后看起来都有点像对方。
Lie down and look straight up through the branches; climb a tree to look down the path.
躺下，透过树枝向上直视；爬上一棵树向下看。
He looks up and notices the teacher coming, with a look in her eyes that says he has been discovered.
他抬起头，注意到老师走过来，她的眼神表明他已经被发现了。
The next time you look up at the sky and see a cloud that looks like Mickey Mouse or your favorite fruit, look again.
下次当你抬头仰望天空，看到一朵像米老鼠或你最喜欢的水果的云时，再看一次。
If you've been lucky enough to look at a piece of rock art close up, you'll know it's an experience that makes you wonder about the passage of time and our own history.
如果你有幸近距离观看一件岩石艺术品，你会知道这是一种让你对时间流逝和历史感到好奇的经历。
Get out of your comfy seat, and have a damn good look at what you're up against.
离开你舒服的座椅，好好端详一下你面对的是什么。
All are keeping a sharp look-out in front, but none suspects that the danger may be creeping up from behind.
所有的人都密切地注视着前面，但没有人怀疑危险可能正从后面悄悄逼近。
Since graduation, I've also opened up my mind and thought about what a career in the fashion industry could look like.
毕业后，我也放开了自己的心态，思考时尚界的职场生涯会是什么样的。
When we are not sure which word is the right one, look it up in a dictionary.
当我们不确定哪个单词是正确的单词时，请在字典中查找。
You'd better take a train. Look up the suitable trains in the timetable.
你最好坐火车。在时刻表上查一查合适的列车。
When you meet a new word, you can look it up in a dictionary.
当遇到一个新单词时，你可以查字典。
You look a little unhappy. What's up?
你看起来有点不开心。怎么了？
We should look it up in a good idiom dictionary.
我们应该查一本好的成语词典。
The father said, "Look! There is a horseshoe. Pick it up and put it in your bag."
父亲说：“看！那儿有一个马蹄铁。把它捡起来放到你的包里。”
A team was set up in the company to look into the problem.
公司成立了一个小组来调查这个问题。
I want to look up the word. Could you lend me a dictionary?
我想查这个词。你能借我一本字典吗？
If the three steps above don't work, you can look it up. You can find the word in a dictionary—either a book or online.
如果上面的三个步骤都不起作用，你可以查一下这个单词。你可以在字典里找到这个词——或者在书里，或者在网上。
Lisa stood up and asked, "Does anybody also have a bad photo? My eyes are closed, and I look funny."
丽莎站起来问：“有没有人的照片也没拍好？我的眼睛是闭着的，看起来很滑稽。”
I'd probably have to look a few up." To me, that's the right response.
剩下的人则说“蛮不错的，我得去看一看其中的一些问题”我更喜欢后者的回复，我觉得后者才是正确的态度。
When you see a new word, look it up. Think about the word——use it, in your mind,in a sentence.
随身携带一本小英文字典，当你看到一个新字时就去查阅它，想想这个字---然后去用它，在你的心中，在一个句子里。
A: With global index scans, the index look-up determines whether a reference to a partition exists.
A：索引查找利用全局索引扫描，来确定对分区的引用是否存在。
You can think of each rule as defining a mapping (look-up table) between elements of the indicated types.
可以将每个规则都视为在定义所指示的元素之间的映射（查找表）。
You can think of each rule as defining a mapping (look-up table) between elements of the indicated types.
可以将每个规则都视为在定义所指示的元素之间的映射（查找表）。
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