This distance is known as the 'astronomical unit' or AU.
这个距离被称为“天文单位”或 AU。
I'm new here so I'm not completely au fait with the system.
我初来乍到，所以对这个系统还不完全熟悉。
They left the au pair in charge of the children for a week.
他们把孩子留给做换工的照料一周。
Back then, however, the AU did not exist.
然而，在那时候，非盟还不存在。
Au contraire! You actually know a lot more people than you think.
事实上相反，你真正知道的肯定要比你想象中多得多。
Au is the chemical symbol for gold.
‘Au’是金的化学元素符号。
Au is the chemical symbol for gold.
是金的化学元素符号。
My year as an au-pair was a great experience.
做互惠生是一段很不错的经历。
One AU is the distance from the sun to the Earth.
一个天文单位就是地球到太阳的距离。
Note: this kind of receptacle shell is Au-plated.
注：此类插座壳均为镀金。
Susan :You could say "au gratin" when you were 3?
你3岁的时候就可以说“芝士焗”了？
Master Au is also a superb calligrapher and a poet.
欧大师还是一位杰出的书法家和诗人。
We need to buy Au to Sensors, please contact with us.
我们需要购买汽车传感器，请联系我们。
It's not difficult to prevent the spread to Port-au-Prince.
卫生部主管加百列•蒂莫西说：“要防止霍乱扩散并不难。”
The AU says it would not administer the carbon cash directly.
非盟表示不会直接负责管理这笔碳排放补偿费。
A high sensitive spectrophotometry to determine AU was built.
给出了高效灵敏的AU分光光度法。
Have you seen this woman? It's Sheila Au, your new principal!
见过她吗？她是我们的新校长孟庆愉！
The recovery of Au and Ag can be greatly improved in the test.
本次试验大幅度提高了金、银回收率。
Xiaojie Cu-Au deposit is an important deposit type in Huidong region.
小街铜金矿是会东地区一种重要的成矿类型。
One AU is the distance between the Earth and the sun, about 93 million miles.
一个天文单位是地球到太阳之间的距离，大约9300万英里。
But it is the African Union (AU) that has been the most uncomfortable with it.
但是，正是非洲联盟(非盟)表达了它强烈的不满。
If you want to be au courant, you need to know all the latest information.
如果你想了解时事的话，你就必须知道最新的消息。
Mr Au rejoices that the episode saw more people involve themselves in important issues.
欧伟鹏(Alex Au)很高兴看到这一幕，更多的人参与重要的问题。
Mr Au rejoices that the episode saw more people involve themselves in important issues.
欧伟鹏(Alex Au)很高兴看到这一幕，更多的人参与重要的问题。
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