A second major protective function of the skin is the prevention of invasive bacterial infection.

皮肤的第二个主要保护功能是防止侵袭性细菌感染。

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Objective: to observe the protective function of arginine to liver in the cirrhotic rats administrated by TPN.

目的：观察精氨酸对肝硬化大鼠全胃肠外营养时的肝保护作用。

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In this way, the dehydrated skin could maintain its protective function and continue to prevent tissue decomposition.

脱水造成了更加稠密的纤维结构，导致亚纤维之间建立了额外的交叉连接。 通过这种方式，脱水的皮肤能够维持其防护功能，同时进一步防止身体组织的腐烂。

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He successfully challenged the assertions of "executive privilege" for some White House aides and a "protective function privilege" for the Secret Service.

CNN: Related Stories

It isn't clear what role these receptors play in the body, but scientists suggest they might have a protective function, as they do in the mouth.

WSJ: People Who Taste Too Much