他不愿评论大学生是否应该换专业。
He would not comment on whether or not college students should change majors.
牙科专家认为每两三个月应该换一次牙刷。
Dental experts say it's a good idea to replace your toothbrush every two to three months.
老板说我应该换身衣服。我这身衣服怎么了。
My boss told me I should change my wardrobe. What's wrong with the clothes I wear?
只是刹车应该换了。
刹车应该换了。
我们进了第二球后他应该换上佩索托或者巴尔扎雷蒂。
When we scored the second goal he should have brought on Pessotto or Balzaretti for Zambro.
噢，我不习惯这种我每次都应该换一个合作者的逻辑。
Well, I do not fit in this logic of where I should change collaborators each time.
我的目的是为了疗伤，如果你不明白，或许你应该换份工作了！
My main goal is to get healthy! If you can't understand that then maybe you should pick another profession!
即使你不能，只有当你难以按捺自己对挣更多钱的需求时，你才应该换工作。
Even if you can't, you should move only when your need for more money has become intolerable.
我们损失了太多的时间，但是再去说我们应该换胎那是事后聪明。
We were losing too much time, but it is easy to say afterwards that we should have changed all the way back.
有关轴承维护技术的两大复杂问题是：什么时候换油和应该换多少油。
Bearing maintenance technology are the two complex questions: When the oil and how much oil should be changed.
那么你怎样才能知道什么时候让你的跑鞋退休呢？不要用鞋跟来决定是否应该换鞋子了。
So how do you know when shoes need to be retired? Don't use the treads of your running shoes to determine whether you should replace your shoes.
不要把所有的人都放到你的对立面，而应该换一种眼光，把他们看成你的朋友。
Don't take all people to your opposite side, and change the way of looking at things, regard them as your friends.
这样的琴弦很容易绷断，它们无法正常地振动，发出的声音刺耳，应该换掉它们。
Such strings are prone to breakage and cannot vibrate properly, produce a tinny sound, and should be replaced.
为了防止此类现象，邦廷博士说“第一次出现开始划皮肤的迹象时就应该换刀片。”
To combat this, 'change a blade at the first sign that it starts to drag against the skin, ' said Dr Bunting.
显然因为新机遇到了，难道你不认为那些老师应该换个有纯物理专业的学校教物理吗？
Well, as new opportunities come up, don't you think they might move to a place that has a physics degree?
“我们还是不能阻止石油在井中流动，所以我们认为应该换一种补救方案，”他说。
"We have been unable to overcome the flow from the well, so we now believe it's time to move on to the next of our options," he said.
一件衣服都不买，忽略自己应该换掉那些已经撕破、磨损以及沾染上污渍的衣服的事实。
Don't buy any clothes at all, neglecting to replace items that are torn, stain or threadbare.
随着时间的推移，有些陈旧步骤也许应该换新的了，而还有一些也许应该彻底退出历史舞台。
Over time though, some steps in these regimes may be removed or replaced; other steps may go away completely.
尽管她在这个公寓里度过的时间越来越多，她却从来没有暗示克斯特亚应该换个桌子或换张床。
Even as she spent increasingly more time in the apartment, she never once suggested that Kostya replace the table or the bed.
我可以很简单的去说，应该换胎还是不换，但是对于一个团队来说有时候很难做出正确决定。
I could easily have said to choose other tyres or keep these tyres on, but it is teamwork and sometimes we cannot get it right.
许多车在速度表上有“换挡指示灯”或标识，提示您什么时候应该换挡，别让引擎转速过高。
Many cars have a "shift Light" or indications on the speedometer that will tell you when you need to shift so you don't rev the engine too fast.
我礼貌的回答：“亲爱的，我认为你应该换高档，这样可以节省汽油并且对发动机没有损伤。”
All that, just from my polite, "Sweetie, I think you should be in a higher gear here; you'd get better gas mileage that way and it would be easier on the engine."
我礼貌的回答：“亲爱的，我认为你应该换高档，这样可以节省汽油并且对发动机没有损伤。”
All that, just from my polite, "Sweetie, I think you should be in a higher gear here; you'd get better gas mileage that way and it would be easier on the engine."
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