It is recommended that the structure and principium of a new type of water cut-off protection device which is simple and reliable. It is proved to be economical and reliable in practice.

介绍一种简单可靠的空压机断水保护装置的结构原理及使用效果，使用表明该装置经济实用，性能可靠。

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Your arms and legs need protection from light bouncing off glass.

你的双臂和双腿需要保护，免受玻璃反射光的照射。

《柯林斯英汉双解大词典》

Vast areas of the United States are off-limits to oil exploration and production in the name of environmental protection.

美国大部分地区以保护环境的名义禁止石油勘探和生产活动。

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The first step uses a bit of influenza DNA to get the patient's immune system to begin fighting off the flu, and then the protection is given a "boost" some time later by the second step, which can be either another bit of DNA or a conventional flu vaccine.

VOA: standard.2010.07.21

Multibillion dollar revenue producers go off patent protection with nothing new waiting in the wings.

FORBES: Open Season On Icons, From Apple And Google To Charlie Sheen

Monday opens with defence questions, before MPs move on to the first of two days devoted to polishing off the Protection of Freedoms Bill.

BBC: Viewing guide: The coming week's highlights in Parliament

Two new areas of marine protection off the coastline of Northern Ireland have been announced.

BBC: Two new areas of marine protection along NI coastline