和生病的员工讲话时带上一个防尘面具
Talk to sick employees while wearing a dust mask
不要忘记像眼圈保护器，手套和防尘面具的安全设备，总是保护你的眼圈当以动力工具钻或功的时候。
Don 't forget the safety equipment like eye protectors , gloves , and respirators , always protect your eyes when drilling or working with power tools .
防尘面具