No one knows for sure when or why it began to symbolize peace.
没有人确切地知道它是什么时候或者为什么开始成为和平的象征。
One thing is for sure, if or when the U.K. leaves the EU, it will erect new logistical and economic barriers, and no one knows how divisive they will be.
有一件事是肯定的，如果或当英国离开欧盟时，英国将会建立新的物流和经济障碍，没有人知道这些障碍会造成多大的分歧。
A high achiever does not look for the safest, most comfortable or sure solution.
一个高成就人士不会看最安全、最舒适或者确定的方案。
Or to ravish me, and I'm sure.
或是为了迷惑我，我敢肯定。
Not everybody in Washington or Berlin is so sure.
并不是华盛顿或柏林的每个人都这么肯定。
If you are on the receiving end of a "new" thank you, you can respond with a simple "no problem”, or "sure”.
如果你收到“形式新颖的”谢谢，你可以简单地回答“noproblem（没问题）”或“sure（当然）”。
I wasn't sure whether or not I should have my aims there.
我不确定该不该把目标定在那里。
We are not sure yet whether we'll go or not.
去不去，我们还不能肯定。
If you have strong and healthy good habits, it doesn't matter whether you fail or not today, because you are sure to succeed in the end.
如果你有强壮健康的好习惯，今天失败与否都不重要，因为你最终一定会成功。
And if you keep your curtains closed, burglars are less likely to try and break in because they can't be sure whether someone's home or not.
如果你把窗帘拉上，窃贼就不太可能试图破门而入，因为他们无法确定是否有人在家。
Listen, if you talk to Elizabeth or anything make sure you let everyone know, will you.
听着，如果你和伊丽莎白讲话或什么的，一定要让每个人都知道，你能做到吧。
I am not sure whether this was courage or pigheadedness.
我不确定这是勇气还是顽固。
Make sure you insure your camera against loss or damage.
一定要给你的照相机投保，以防丢失或损坏。
I wasn't sure whether to laugh or to reciprocate with a remark of my own.
我不知道是该笑一笑还是该说点什么作为回应。
He was not sure whether he wished her to stay or go.
他说不准他到底是希望她留下还是离开。
Whether or not we're successful, we can be sure that we did our best.
不管成功与否，我们确已尽了最大努力。
He prowled around the room, not sure what he was looking for or even why he was there.
他在房间里悄悄地走来走去，不知道自己在找什么，甚至不知道自己为什么在那里。
Take the long-lost art of saying "Thank you" like wearing a little makeup or making sure your hair is neat.
把失传已久的说“谢谢”的艺术看做化点妆或者确保你的头发整洁。
Take the long lost art of saying "Thank you" like wearing a little makeup or making sure your hair is neat.
把失传已久的说“谢谢”的艺术当成像化点妆或者确保你的头发整洁一样。
We have to test a number of blade types to avoid this happening or at least make sure it does not damage the turbines or reduce performance.
我们必须测试多种类型的叶片来避免这种情况的发生，或者至少确保它不会损坏涡轮或降低其性能。
Make sure your hearing aid, wheelchair or eyeglasses are next to your bed.
确保你的助听器、轮椅或眼镜放在床边。
Don't worry if you are not sure where you're headed or what your long-term goals are.
如果你不确定你的目标是什么，或者你的长期目标是什么，不要担心。
First, be sure to look up from your text or notes.
首先，一定要从你的课本或笔记中查找。
Be sure not to take extra breaks or too long breaks as it can affect your plan.
确保不要有额外的休息或太长时间的休息，因为这会影响你的计划。
Be sure to apply sunscreen, or just use your facial moisturizer with SPF, all the way down past your neck though your chest each morning.
一定要涂抹防晒霜，或者只使用含有 SPF 的面部保湿霜，每天早晨从你的脖子一直到你的胸部。
A sure test for would-be heroes is what or whom do they serve?
对那些想成为英雄的人来说，找到服务的对象或目的，是一个必经的考验。
Often, students are not sure whether they have the android or the real teacher when they go to class.
当学生们去上课时，他们经常不确定他们是有机器人还是真的老师。
Splitting kids, or adults, into ever-tinier categories has proved a sure-fire way to boost profits.
事实证明，将孩子或成人分成更小的类别一定能提高利润。
You can use "make sure" to declare that you want something or something needs to be done.
你可以用“makesure”来声明想要某东西或某事必须做到。
Make sure you're getting real food without tons of added salt or sugar.
确保你吃到的是真正的食物，没有添加大量的盐或糖。
应用推荐