如果你不知道自己的胆固醇水平，最好去查一下。
If you don't know your cholesterol level, it's a good idea to have it checked.
准备出国旅行真的会很有压力，尤其是如果你不知道会发生什么。
Preparing to go traveling abroad can be really stressful, especially if you don't know what to expect.
如果你注意到最小的事情，同时知道什么是重要的，那么其他的事情就会自己解决。
If you pay attention to the smallest things while knowing what's important, then everything else takes care of itself.
如果选民不知道如何使用电脑，你怎能期望他们通过电脑完成投票过程？
If the voters do not know how to use a computer, how do you expect them to finish the voting process through computers?
大家都知道冰是易碎的，如果你拿锤子敲击它，它会如玻璃一样碎裂。
You've already known that ice is brittle, and if you hit it with a hammer, it will shatter like glass.
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。
Listen, if you talk to Elizabeth or anything make sure you let everyone know, will you.
如果你不知道自己想要什么，你可能会到头来得到自己不想要的东西。
If you don't know what you want, you might end up getting something you don't want.
你知道的，如果它们不打架，那就说明周围有麻烦了。
When they don't fight it's only a sign that there's trouble around, you know.
因为如果捕食者不知道你在那里，它就不会试图吃掉你。
Because if the predator doesn't know you are there, it is not going to try to eat you.
如果你知道在哪里可以找到好的无塑料洗发水，你能告诉珍妮·海格勒吗？
If you know where to find a good plastic-free shampoo, can you tell Jeanne Haegele?
如果你必须从互联网上购买，要确保该网站是你所知道和信任的药店网站。
If you must buy from the Internet, ensure that the website is that of a pharmacy you know and trust.
如果你曾经体验过发现尺蠖的那种孩子般的喜悦，你就会知道观察它们是多么有趣。
If you have ever experienced the childlike delight of discovering an inchworm, you know how fun they are to watch.
我知道巴塞尔的旅馆，如果你出示我的名片，他们会给你提供很好的住宿条件。
I know the Hotel in Basle, and if you show my card they will give you good accommodations.
这很令人兴奋，但如果你认为，你什么知道，你不需要学习了，那么你不再属于我们。
It's very exciting, but if you think you know everything you don't need to learn, you don't belong to us. I always need to learn.
如果你知道世界上90%以上售卖的瓶装水都含有塑料微粒，你还会喝吗？
Would you still be drinking it if you knew that more than 90 percent of all bottled water sold around the world contains microplastics?
如果你知道要寻找什么，你可以用你自己的感官来预测天气。
If you know what to look for, you can use your own senses to make weather predictions.
如果你想知道你的血压，把设备压在手腕处，然后你就得到一个测量值。
If you want to know your blood pressure, you put the device on the cuff and you've got a measure.
如果你知道有人从你后面走过来要攻击你，把手举到身前，转身大声说“停”，然后走开。
If you know someone is coming up behind you to attack, turn toward the person with your hands up in front of your body and loudly say "stop" before walking away.
如果你想以最佳方式到达目的地，你必须知道你要去哪里。
You have to know where you're going if you are to plan the best way of getting there.
如果你开始玩弄规则，你知道，打乱数学顺序，你可能会造成严重的伤害。
If you started playing around with the rules, you know, messing up the mathematical order, you could do serious harm.
我想让你知道，如果你有任何事想说，你都可以诚实地说。
I want you to know, if there is ever anything you want to say, you can be honest.
如果你知道你会很晚才回家，确保你有足够的钱打车回家或者和朋友一起过夜。
If you know you're going to be out late, make sure you've got enough money for a taxi to get home again or arrange to stay with friends for the night.
如果你知道你所在的高度和周围的位置，原则上就可以确定你在球面上的位置。
If you know how high you are and where you are around, in principle you know where you are on the sphere.
如果你想让飞行员知道降落是安全的，把你的手伸到前面并弯曲你的膝盖。
If you want the pilot to know that it's safe to land, push your hands out in front of you and bend your knees.
如果你知道你必须给团队提供反馈，你就会更有动力。
It motivates you more if you know that you've got to provide feedback to a group.
如果你还年轻，还在考虑你的事业，你会想知道你能在哪里谋生。
If you are young and thinking about your career, you will want to know where you can make a living.
如果你还年轻，正在考虑你的职业，你会想知道你能在哪里谋生。
If you are young and thinking about your career, you'll want to know where you can make a living.
在这个时候，如果你不知道自己有多少资本，就很难向别人推荐如何投资。
It's hard to recommend how to invest at this time without knowing how much capital you have.
如果你是一名正考虑踏入社会的学生，你就知道你的文凭会在就业市场上为你提供帮助。
If you're a student considering community college, you'll know that your diploma will give you a leg up in the job market.
如果你一开始就让听众知道你要讲什么，他们会更容易在你整个演讲过程中跟随你。
If you let the audience know where you are going at the beginning, they will follow you more easily through the body of your speech.
应用推荐