They may be dangerous.

它们可能是危险的。

youdao

Being a fireman sometimes may be dangerous.

做个消防队员有时候会有危险。

youdao

Motorbikes may be dangerous, but some still think travelling by motorbike is the best way to avoid traffic jams (堵塞) in rush hours.

摩托车可能是危险的，但是一些人仍然认为骑摩托车是上下班高峰期避免交通堵塞最好的方式。

youdao

As a result, scientists suspect that menthol cigarettes may be even more dangerous than other cigarettes.

VOA: special.2010.03.09

Such men have no other rule, but that of force and violence," listen to this, "So may be treated as beasts of prey those dangerous and noxious creatures that will be sure to destroy to you " if you fall into their power", so kill them first.

这种人除强力和暴力的法则之外，没有其他法则“,注意这里，“因此可以被当作猛兽，危险和有害的动物看待,要落在它们的爪牙之内,就一定会遭到毁灭，所以先下手为强。

耶鲁公开课 - 公正课程节选

This may be dangerous, for the euro must ultimately live or die according to popular support.

ECONOMIST: Yves-Thibault de Silguy, euro-navigator

We lock our doors and install security systems to protect us from anything that may be dangerous.

FORBES: Portfolio Hedging With Forex

In the first, HERE, Smith explains why amyloid drugs from Bristol-Myers Squibb, Pfizer, and others may be dangerous.

FORBES: Are Alzheimer's Drugs From Bristol-Myers and Pfizer Safe? A Debate