The police officer pressed two passersby into service to warn off traffic.
警察临时将两名路人找来协助指挥交通。
In the fall Jean put a yellow collar around Frankie's neck to warn off hunters.
秋天时，琼给弗兰基套上个黄脖圈，告诫猎人不要猎杀它。
So the researchers wanted to check ifbees' colours were the only thing that helped to warn off predators.
所以研究者想要检验一下蜜蜂的颜色是否是帮助提醒捕食者唯一途径。
There are some 2, 000 species of seastars living in the world’s oceans, and many wear striking colorsthat provide camouflage or warn off predators.
世界各地的海洋中有约2000种海星。其中许多都披着眩目的色彩，为自己提供保护或警示捕食者。
When a territorial animal or bird intrudes on the territory of another creature of the same species, the latter will only perform some hostile gestures to warn off the intruder.
当地盘性的动物或鸟类侵入别的同类动物的领地时，后者只会做一些表示敌意的姿态以吓跑入侵者。
The scare has led puzzled officials to warn consumers off raw tomatoes, cucumbers, lettuce and sprouts.
恐慌使得困惑的官员警告消费者不要生吃西红柿，黄瓜，生菜和豆芽。
The question is should we warn young people before they take them that if they think they might be wanting to get pregnant, these drugs are quite hard to get off?
现在的问题是，我们是不是应该在年轻人开始用药前提醒她们：如果她们计划怀孕，一旦服用这些药物，再想停药就很困难了？
All we have ever seen it do is warn us to turn off the unknown sources toggle.
我们见过的它的作用无非是警告用户阻止未知来源应用程序罢了。
Volvo's engineers envision cars being able to warn each other of hazards such as slippery roads. Some GPS units already tip each other off about traffic jams.
沃尔沃的工程师们预计，车辆将可以彼此警告如湿滑路面等危险情况，一些汽车导航仪甚至已经可以相互警告交通堵塞了。
This is a requirement of the WARN (Worker Adjustment and Retraining Notification) Act. A WARN notification is required if more than 500 people (or 33% of the “active workforce”) are being laid off.
这是美国《WARN法案（员工调整和再培训通知法案）》A部分的规定：在超过500人（或33%的‘有效员工’）将被裁员时，企业必须发布WARN通知。
But sceptics warn that the Wii's novelty could wear off, that it lacks the "high-definition" graphics of its rivals, and that its online features are somewhat rudimentary.
不过怀疑者警告说，Wii的新奇吸引力有可能会消耗殆尽，它缺乏对手所支持的高清图像，而且其在线特性也比较初级。
The police have put up signs to warn people off this area.
警方已竖起了标示牌，告诫人们不要靠近这一地区。
Does he warn his friend off such a path?
他会警告他朋友离开这条路吗？
A chronic lack of sleep may cause far more serious problems than a tendency to nod off the next day, researchers warn.
科学家警告说，长期睡眠不足可导致的问题也许会比白天老打瞌睡更严重。
A study in the Proceedings of the Royal Society B finds that pigeon wing-flapping produces distinct whistles, which can warn flock-mates, when merely taking off or when actively escaping predators.
发表在《英国皇家学会学报b》杂志上的一项研究发现，鸽子震动翅膀的时候能产生特别的呼啸声，这可以用于警告它的同伴什么时候仅仅是起飞或者什么时候逃离它们的敌人。
Some manufacturers warn against taking off the cap when the engine is hot and pressure in the cooling system is high.
某些制造厂商反对在发动机处于热态以及冷却系内压力依然较高时打开水箱盖。
For example, a digital wrapper around a demo version of a product could warn the user that there are only a few more USES of the software left before it shuts off.
例如，包在一个产品演示版外的数字包装器可以警告用户，软件再用几次就要关闭了。
For example, a digital wrapper around a demo version of a product could warn the user that there are only a few more USES of the software left before it shuts off.
例如，包在一个产品演示版外的数字包装器可以警告用户，软件再用几次就要关闭了。
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