It's not safe to walk the streets at night.
夜间在街上走不安全。
Is it safe to walk the streets alone at night?
夜间独自一人在大街上行走安全吗？
There are a number of well-tried remedies which are perfectly safe to take.
有许多经过试验证明效果良好且安全的治疗方法。
How much protein is safe to eat?
摄入多少蛋白质是安全的？
Is it safe to feed the squirrels?
喂食松鼠安全吗？
猪肉是可以安全食用的。
You should check the wind conditions to make sure it's safe to fly.
你应该检查一下风向以确保飞行安全。
Vertical farms would need to be efficient, cheap to construct and safe to operate.
垂直农场需要高效、廉价的建设和安全的运营。
Imagine that this drug were simple to make, safe to take, and could be had for free.
试想一下，这种药制作简单，服用安全，且完全能免费获取。
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。
Is the tap water safe to drink?
这自来水喝了不会闹病吧？
Is the water here safe to drink?
这儿的水能喝吗？
It's safe to take a mild sedative.
服用药性不强的镇定剂没有危险。
The files are now in a safe to which only he has the key.
那些文件如今在一个保险柜里，只有他有钥匙。
The pharmacist will advise which medicines are safe to take.
药剂师会建议服用哪些药才安全。
We have been given reassurances that the water is safe to drink.
我们得到保证说这水适合饮用。
Once you have removed the virus it is safe to reconnect to the Internet.
病毒一清除，就可以安全地重新连接互联网。
It's safe to assume (that) there will always be a demand for new software.
可以肯定地认为，人们总会需求新的软件。
Officials arrived to assess whether it is safe to bring emergency food supplies into the city.
官员们过来评估调拨紧急救济食品进入该市是否安全。
I think it is safe to say that very few students expend the effort to do quality work in school.
我认为有把握这么说，几乎没有学生能在学校用心读书。
It's not safe to swim alone in the river.
一个人在河里游泳不安全。
I don't think it is safe to swim in a lake.
我认为在湖里游泳不安全。
It's safe to say that curiosity itself will help uncover curiosity.
可以肯定地说，好奇心本身将有助于揭开好奇心。
It's not safe to leave a baby in a car by itself.
将婴儿单独留在车里不安全。
It's not always safe to pay over the Internet, so you should be careful.
在网上付款并不总是安全的，所以你应该小心。
In order to make me safe to drink, people gave me a complete cleaning.
为了使我能被安全饮用，人们给我做了一次彻底的清洁。
We need to raise them in an environment where it's safe to express feelings.
我们要在一个能无忧表达感情的环境中培养他们。
Just like other animals, they can find enough to eat, and know when it is safe to be out in the open.
就像其他动物一样，鱼能找到足够的食物，并且知道什么时候外出是安全的。
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。
A UK company called The Real Junk Food Project says that food that has passed its sell-by date is still safe to eat.
一家名为“真正的垃圾食品项目”的英国公司表示，过了保质期的食品仍然可以安全食用。
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