To provide this protection, safety shields must be produced from special materials that are unaffected by chemicals and can tolerate exposure to various temperatures and pressures.

为了到达这个目的，安全护罩必须由特殊材料制造，这些材料不会受化学品的影响，而且可以承受在各种温度和压力下暴露。

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"They're not yet up to our safety standards," says Shields.

希尔兹说：“它们还达不到我们的安全标准。”

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In addition to safety glasses with side shields or goggles, a face shield helps prevent flying debris from striking your face.

除了带侧边的安全防护眼镜或护目镜之外，面罩也可以帮助防止飞溅的碎片击打到脸部。

youdao

As in Bosnia, such monitors (or "peacekeepers") tend to become shields protecting the aggressors from retaliation rather than instruments for assuring the safety of the targets of such aggression.

CENTERFORSECURITYPOLICY: Center for Security Policy | ��The Triumph Of Hope Over Experience��: Israeli Weariness Begets Strategic Peril