She looked around to make sure that she was alone.
她往四下里看看，是不是只有她一个人。
He looked in the bathroom to make sure that he was alone.
他往那间浴室里看了看，以核实那就他一个人。
Drivers are urged to make sure that car engines are properly tuned.
司机们被要求要确保把汽车发动机调整好。
It is my job to make sure that all pathways are clear of obstructions.
保证所有的道路通畅是我的职责。
Check your car before you drive to make sure that your lights are working.
开车前要检查一下，灯一定都要亮。
There's absolutely no regulation of cigarettes to make sure that they don't include poisonous substances.
绝对没有确保香烟不含有毒物质的规定。
Students make rules in games to make sure that they can play without fighting.
学生们在游戏中制定规则，以确保他们不会在游戏中打架。
The Chinese government is going all out to make sure that COVID-19 will no longer spread.
中国政府正在全力阻止新冠病毒的传播。
We teachers also want to make sure that students have balanced learning and social experiences away from their screens.
我们教师也希望在确保学生在远离屏幕的同时，平衡学习和社会经历。
To make sure that they do not run, race walkers must have one foot on the ground at all times.
为了确保他们不跑步，竞走运动员必须保持有一只脚在地面上。
If we want to have minds and bodies that work properly, we need to make sure that we eat correctly.
如果我们想让大脑和身体正常工作，我们需要确保我们吃得正确。
After seeds are brought back from space, they are tested to make sure that the vegetables they grow will be safe to eat.
种子从太空带回后，需要对它们进行测试，以确保它们长出的蔬菜可以安全食用。
In May 2020, the National Health Commission urged schools to make sure that students have at least two hours of outdoor activity a day.
2020年5月，国家卫生健康委员会敦促学校确保学生每天至少有两个小时的户外活动。
There are many advantages of online food delivery services, but we need to make sure that we make the right choices in the long run.
外卖服务有很多优势，但从长远来看，我们需要确保自己做出正确的选择。
If they had a better understanding of the Internet, they would see the need to make sure that their children use it properly and responsibly.
如果他们对互联网有更好的理解，他们就会看到确保他们的孩子正确和负责任地使用互联网的必要性。
You are probably afraid of missing comments from your friends on QQ, WeChat and so on, so you have to make sure that you are always online.
你可能害怕在 QQ、微信等软件上错过朋友的评论，所以你必须确保你总是在线。
I took down her phone number and her name just to make sure I could call her later to make sure that the phone had been fixed.
我记下了她的电话号码和名字，这样我以后可以打电话给她，确认电话是否修好了。
Knowing about her trouble, Nkosikho decided to pay her gas bill of about R100 ($7) to make sure that she could travel across the highway with enough gas.
了解了她的困难之后，恩科西科决定支付大约100兰特（7美元）的汽油账单，以确保她能有足够的汽油驶过高速公路。
Moreover, they suggest that school children should invest in a real alarm clock to make sure that they get a good night's sleep and arrive at school on time.
此外，他们还建议学校的孩子们应该买一个真正的闹钟，以确保他们晚上睡个好觉，准时到校。
This is to make sure that everybody pays the same price for an item.
这是为了确保每个人都是以相同的价格购买一件产品。
I want to make sure that the seniors could stay connected to the world.
我想确保老年人能够与世界保持联系。
The driver, too, didn't do his best to make sure that his driving was safe.
驾驶员也没有尽力确保驾驶安全。
The role of school is to make sure that every student can fulfill his potential.
学校的作用就是确保每个学生都能发挥他自己的潜力。
It is our legal obligation to make sure that clothes that contain mould are destroyed.
我们要确保那些带有霉菌的衣服被销毁掉，这是我们的法律责任。
It is everyone's responsibility to make sure that young people grow into healthy adults.
确保青少年成长为健康的成年人是每个人的责任。
The scientists also use DNA technology to make sure that the drugs are only inside the egg whites.
科学家们还使用DNA技术来确保药物只存在于蛋白中。
They are trying to make sure that 5G terminals will have been installed by 2022 for the Beijing Winter Olympics.
他们正努力确保在2022年北京冬奥会之前安装5G终端。
They test you to make sure that you have adequate protection, and some people need an additional shot after that.
他们会检测你，以确定你已获得了足够的保护，有些人在测试完后需要再打一针。
The arrival of driverless vehicles is a chance to make sure that those vehicles are environmentally friendly and shared.
无人驾驶汽车的到来可以确保这些汽车既环保又共享。
If you work long hours at a desk you may want to make sure that your work environment is set up to be the most relaxing.
如果你长时间在办公桌前工作，你可能需要确保你的工作环境是最放松的。
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