Wear facemask and protective goggles that accord with safety standard.
使用符合安全标准的护面罩及护目镜。
The welder took off his helmet, disclosing a sweating round face.
焊工除下护面罩，露出一张流着汗水的圆脸。
half-mask respirator
半面罩式呼吸防护器
a protective covering over a mattress to protect it.
套在褥子外面用来保护褥子的防护罩。
a mask to protect the face of the catcher in baseball.
棒球运动中保护接球手面部的面罩。
The cover protects the machine from dust.
这个罩保护机器使灰尘落不到上面。
a mask that you wear for protection when doing welding.
焊接时戴着起保护作用的面罩。
a medieval helmet with a visor and a neck guard.
中世纪带面罩和护颈的头盔。
Fencers must wear protective clothing including a padded jacket, a wiremesh mask and a glove.
击剑运动员必须佩带护具，包括护胸，面罩和手套。
Katherine: You look ridiculous in that mask and gloves and why are you wearing protective glasses?
凯思莲:你戴上面罩和手套的样子很滑稽，为什麽要戴保护眼罩?
A protective plate covering the human face, as of a welder or diver.
面罩盖在人脸上的保护罩，如熔焊工人的或潜水员的
Safety requirement: Hardhats, Safety Glasses, Dust Mask, Face Shield, Ear Muff, and etc.
必须佩戴下列个人防护用品：安全帽、安全眼镜、面罩、防尘面罩、护耳器等.
Wear safety goggles and use a face mask if you are creating dust.
如果你的工作会产生粉尘请戴上护目镜和面罩。
Don't worry, my friends are down there.They'll have that shield down on time...
别担心，我的朋友在下面，他会即时摧毁防护罩的...
a padded helmet with a face mask to protect the head of football players.
保护橄榄球队员头部的一种带面罩的软壁头盔。
Application of the PC-13 drainage overlay on expressway maintenance project
PC-13排水性罩面在高速养护工程中的应用
A person wearing a mask.
带面具（面罩）的人
a mask with a filter protects the face an lungs against poisonous gases.
保护面部和肺部免受有毒气体伤害的一种带过滤器的面罩。