它可以是死亡的直接原因，但也是导致幼儿患病的最重要的一个危险因素。
It can be a direct cause of death but is also the most important single risk factor for disease in young children.
首先，我要声称转子头部必须坚固足以抵御任何振动或它可以是非常危险的。
First of all, I have to claim that the rotor head must be sturdy enough to withstand any vibration or it could be very dangerous.
在孩子的眼中，它可以是非常可怕，非常危险。
In the eyes of a child, it can be extremely frightening and very dangerous.
我想在此给出一个警告，赛前饮水过量危险，即水中毒或“低钠血症”，它可以是致命的。
I do want to give a warning about the dangers of drinking too much water before a race. This is known as water intoxication or "hyponatremia," and it can be deadly.
它有一定的药用价值和它有一段有趣的历史，但它可以是非常危险的。
It has some medicinal properties to it and has an interesting history but it can be very dangerous.
脚手架已经成为最高的质量和安全标准，因为它可以是非常危险的，如果不是这样。
Scaffolding has to be of the highest quality and safety standards, because it can be very dangerous if it is not so.
脚手架已经成为最高的质量和安全标准，因为它可以是非常危险的，如果不是这样。
Scaffolding has to be of the highest quality and safety standards, because it can be very dangerous if it is not so.
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