For many people, being on our back under water means you have to release air so that water doesn't go up your nose.
对于许多人来说，在我们回到下水就意味着你必须释放空气，水不上你的鼻子。
That evening, I lighted the charcoal in the barbecue grill that had been standing idle for months on our back porch.
那天晚上，我点燃了烧烤炉里的炭火，这个放在后门廊的烧烤炉已经好几个月没有用了。
We all want security to have food on the table, clothes on our back, to freely move around, to worship God our own way.
我们都需要保障：台上要有食物，背上要有衣服，能自由地走动，及用自己的方式去朝拜天主。
We've got a big target on our back because many of the world's most exciting, creative, and innovative scholars are on our faculty, and Stanford is rightly going for some of them.
我们很容易被盯上，因为全世界最振奋人心、最具创造力和革新力的学者中，有许多在我们这里，斯坦福当然会想得到他们。
Dominic, the show-off of the group, picked up one measly pear, put it on top of his snout, and performed a balancing act as we made our way back to the cave.
多米尼克，队伍里最爱耍酷的家伙，拿起一个很小的梨子，把梨子顶在鼻子上玩找平衡的杂耍，在我们回山洞的路上捣腾个没完。
We got home and went sledding on the small hill in our back garden.
我们回到家，去后院的小山丘上滑雪橇。
When we got back to our little wood house, I gave my son a book, and put him on the lovely garden chair.
当我们回到我们的小木屋时，我给了儿子一本书，并且把他放到可爱的花园椅子上。
If we look back at our ancestors, we'll see that they had a lot more hair on their bodies than we do now.
如果我们回过头看看我们的祖先，我们会发现他们身上的毛发比我们现在多得多。
Go back in history and this was part of our survival repertoire; like most animals, we drew on our sense of smell, when visual information was scarce, to single out prey.
回顾历史，这是我们生存技能的一部分；像大多数动物一样，当视觉信息匮乏时，我们利用嗅觉来识别猎物。
They believe that the best we can do is keep it at a reasonable level, and at present the only serious option for doing this is cutting back on our carbon emissions.
他们认为，我们所能做的最好的事情就是把它控制在一个合理的水平，而在这方面目前唯一重要的选择就是减少碳排放。
It began to snow on our way back home.
在我们回家的路上，开始下起雪来。
Our dinner reservation was at a restaurant just on the other side of the bridge, so I promised him that we would not only search the area around the fountain when we went back for dinner, but we would also find the police and ask them if the backpack had been turned in.
我们预订的晚餐就在桥对面的一家餐馆，所以我向他承诺，我们回去吃晚饭时，不仅要搜查喷泉周围的区域，而且还要找警察，问他们有没有人上交背包。
We shall have to cut back on our spending.
我们将不得不削减我们的经费。
Pain, resentment, guilt, anger, and fear... all of these feelings bubble up inside of us when we think back on our mistakes or the mistakes of those dear to us.
当我们想起自己或那些我们曾珍视的人对我们犯过的错误时，诸如痛苦，怨恨，罪恶感，愤怒和恐惧等感情就会充斥我们的身体。
Dashan: You'll see this kind of scenery on our train ride back to Vancouver next week.
大山：下个星期我们乘火车回温哥华时你就能亲眼见到画中的景色。
But as we mature and grow older, we can look back on what our mothers (and other elders) told us and appreciate how right they were.
但随着我们慢慢长大，回过头来，我们会发现并感谢妈妈(和其他长辈)告诉我们的是多么正确。
If we were to turn our back on Colombia by rejecting the free trade agreement, it would send a terrible signal to leaders willing to be courageous. It would send a bad signal to our friends.
如果我们背弃哥伦比亚，拒绝通过自由贸易协定，就会给那些本来勇敢无畏的领导人发出可怕的信号，给我们的盟友发出可怕的信号。
We're glad to put this behind us and get back to focusing on our respective businesses.
我们很高兴能将这件事情放在脑后，回到各自的业务重心上。
On the surface, Bill was the most laid-back of our group.
表面上，比尔是我们这几个人中进取心最小的那个。
Just as our knowledge on the origin of species has important roots in 19th century philosophy, so does our understanding of the manner in which our modes of production reflect back on our minds.
就如我们对于物种起源的认知是根植于19世纪的哲学，我们对于生产方式反映我们思维的方式的理解也是如此。
Around 30 people watched us paddle in, deflate our rafts, and strap them back on our packs.
那里有近30人看我们划着船，放掉皮筏的气，将其捆在背包上。
What point is there cutting back on our own emissions, the foot-draggers ask, if our efforts are obscured by a vast and growing cloud of pollution from China?
这些拖后腿的家伙们会提出这样的疑问：如果我们做出的减排努力被中国巨大且仍在增长的污染阴云所遮蔽的话，那么我们的努力还有何意义？
What are the topics that we need to keep on our desks and get back to them later this year?
有哪些话题我们需要继续摆在桌面上谈，哪些需要收拾起来放到年后呢？
It is time to put our teachers back on the job.
是时候让我们的老师们重返工作岗位。
It's time to get our country, and our world, back on track.
现在，我们的国家和我们的世界重返正确道路的时刻已经来临了。
It's time to get our country, and our world, back on track.
现在，我们的国家和我们的世界重返正确道路的时刻已经来临了。
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