When you invest in your first proper facemask.
你开始为自己买适合的面膜。
A football player counts on this when he trusts that his facemask won't shatter.
橄榄球运动员据此相信他的面罩不会裂成碎片。
One such Jedi Master was Plo Koon, an imposing alien whose face was concealed behind a forked facemask.
普洛·孔就是这样一位绝地大师。这名威风的异族人把脸隐藏在一张叉形面具下。
A microbicidal facemask (24) and a microbicidal air filter (10) used in an air circulation system (40) using the immobilization network (12) are disclosed.
公开了在使用固定网(12)的空气循环系统(40)中所使用的杀微生物面罩(24)和杀微生物空气过滤器(10)。
These same planning assumptions underlie the estimates of respirator and facemask usage for planning and stockpiling purposes provided in the subsequent sections of this proposed guidance.
所有上述计划性假设，都在下面介绍的制订防护用品储备计划中，作为估算呼吸器和口罩使用量的基础。
These same planning assumptions underlie the estimates of respirator and facemask usage for planning and stockpiling purposes provided in the subsequent sections of this proposed guidance.
所有上述计划性假设，都在下面介绍的制订防护用品储备计划中，作为估算呼吸器和口罩使用量的基础。
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