半面具遮住他的双眼。
Respiratory protective devices - Compressed air line breathing apparatus for use with a full face mask, half mask or a mouthpiece assembly - Requirements, testing, marking.
呼吸保护装置。与全罩式面罩、半罩式面罩或口罩一起使用的压缩空气导管呼吸装置。要求、试验和标志。
Depending on the chemical or biological agents in the environment, a half mask may not be sufficient because the eyes are very sensitive to chemicals and offer an easy entry point for bacteria.
因为眼睛对化学品很敏感且很容易成为细菌的入口，所以半面罩可能无法充分防护，这取决于环境中化生毒剂种类和含量。
While hair can easily mask half or more of one’s face, one’s face can be ‘completely’ masked – by heavy make-up (and even elaborate plastic surgery)!
同时，头发可以简单容易的遮住一个人一半或者更多的脸，有些人的脸可以“完全地”被遮住-就是那种浓妆艳抹（甚至可以去经心设计的整形外科医生那里）！
While hair can easily mask half or more of one's face, one's face can be 'completely' masked - by heavy make-up (and even elaborate plastic surgery)!
同时，头发可以简单容易的遮住一个人一半或者更多的脸，有些人的脸可以“完全地”被遮住-就是那种浓妆艳抹(甚至可以去经心设计的整形外科医生那里)！
The mask can either be used immediately or left in the fridge for half an hour first.
这个面膜可以立即使用或离开冰箱半小时。
The mask covers the nose and mouth. These are called half-mask air-purifying respirators.
这种面具将口鼻完全遮盖，称为半面罩过滤呼吸器。
Using a half-dozen students as models, they enlisted a professional mask maker, then wore the new masks while trapping crows at several sites in and around Seattle.
他们开始在西雅图和周边地区的几个地点戴着新面具诱捕乌鸦。
Half a shovelful has fallen off. Evil's mask of innocence.
整整有半铲子掉在外面了。邪恶是无辜的面具。
Will a spoonful of potato powder and half of a raw egg yolks are adjusted. With this mask 20 minutes, can not only reduce.
将一匙土豆粉配半只撕冒黄调成。用那类里膜掀敷20分钟，没有但可以或许减。
Will a spoonful of potato powder and half of a raw egg yolks are adjusted. With this mask 20 minutes, can not only reduce.
将一匙土豆粉配半只撕冒黄调成。用那类里膜掀敷20分钟，没有但可以或许减。
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