According to the new traffic rules, people must wear a helmet when riding an e-bike.

根据新的交通规则，人们骑电动车时必须戴头盔。

People hate to wear a helmet because it's thick and heavy.

人们不喜欢戴头盔，因为它又厚又重。

On a bike you must wear a helmet.

在骑自行车的时候，请你戴上头盔。

You have to wear a helmet .

你不得不戴上头盔。

You have to wear a helmet.

你不得不戴上头盔。

Now do you know you wear a helmet?

现在你知道为什么你每次都该戴安全帽了吧？

Entering the site must wear a helmet.

进入工地现场，必须佩带安全帽。

May I wear a helmet?

我可以戴头盔吗？

Always wear a helmet that fits properly.

尽量配戴合适的头盔。

Now, let me ask you! Do you wear a helmet?

那么现在我问你，你戴头盔吗？

Take extra water and don't forget to wear a helmet.

多带点水，别忘了戴上头盔。

I object having to wear a helmet when I ride a bike.

我反对当我骑自行车的时候必须要戴头盔。

In football, you wear a helmet. In baseball you wear a cap!

打橄榄球，你得戴上一顶头盔，而打棒球，你只需戴一顶帽子就行了。

Miners wear a helmet as a guard against falling rocks.

矿工戴着头盔作为防护以抵挡下落的石块。

Wear a helmet while skiing, snowboarding and snowmobiling.

在滑雪或者雪上摩托时要戴上头盔。

Don't you think he ALREADY made the decision to not wear a helmet?

难道你不认为他已经做出了决定，不戴安全帽？

You'd better wear a helmet while riding a motorcycle in case of safty.

骑摩托车的时候你最好戴头盔以确保安全。

If you will not wear a helmet, then you do not need to be riding a bike.

如果你不会戴安全帽，那么你不需要骑自行车。

Twenty of the fifty states require all motorcycle riders to wear a helmet.

五十个州中的二十个要求骑手戴头盔。

If you are a motorbike driver, you should wear a helmet to protect yourself.

如果你是一个摩托车司机，开车时要带安全帽保证自己的安全。

He then decided to ask the trainer to wear a helmet after he was commanded to do it himself.

在被要求戴头盔时，他却让教官亲自示范。

I agree to wear a helmet while riding in this event and to ride in a safe and controlled manner.

我同意在比赛中佩戴头盔，并且以自制的、对安全负责的态度参加比赛。

According to regulations, the higher-ups to check the need to wear a helmet before they can enter.

按规定，上级领导来检查必须戴好安全帽才可以进入。

At least one train passenger famously chose to wear a helmet after the accident to show his disgust.

甚至有一名乘客在事故发生后戴头盔坐火车，以显示他的不满。

If your child can hold up their head, they can probably wear a helmet just fine and are ready for riding.

如果你的小孩能够支撑起自己的头，他们也能戴一副用于骑车的头盔。

Wear a helmet if you do sports that recommend one, as both Mars and Uranus are in Aries, the sign of the head.

有必要的情况下一定要使用头盔等护具，这是由于火星和天王星都位于象征头部的白羊座。