That slows the plant's metabolism and protects its dried-out tissues.

这减缓了植物的新陈代谢，保护了其干枯的组织。

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They are trying to find their way through the zona pellucida, the membrane that surrounds and protects the egg. 

它们试图找到通过保护卵细胞的透明带的路。

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Such a move protects consumers and protects economies.

这样的举动保护了消费者，也保护了经济。

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A fatty substance called myelin covers and protects the fibers.

VOA: special.2009.01.06

He guides and protects the patriarchs.

他引导并且保护那些族长们。

耶鲁公开课 - 旧约导论课程节选

And you think that's because our constitution that protects it? I mean do you think... I think to a very considerable extent, it is.

你觉得这要归功于我们宪法,对言论自由的保护？还是说。,我觉得在一定程度上是的。

普林斯顿公开课 - 人性课程节选

This is simpler than pill-a-day prophylaxis, and protects both the women and their babies.

ECONOMIST: Malaria: Four horsemen of the Apocalypse? | The

Normally, the Earth's magnetosphere acts as a shield from these harmful particles and protects the environment.

MSN: Solar storms sparked by giant 'magnetic rope,' study finds

Rotarix is given as a mouth drop and protects against the most common strains of the virus.

BBC: Babies born from May to be offered rotavirus vaccine