dust mask

常见例句

双语例句

• Face workers should wear dust mask.
  工人佩戴防尘口罩。
• TV, computer, dust mask, many people take for granted.
  电视机、电脑上蒙了灰尘，很多人会视而不见。
  www.jinanbaojie.com.cn
• security can Haohao of white, and almost dust mask secular?
  安能以皓皓之白，而蒙世俗之尘埃乎?。

权威例句

• An affidavit says authorities found a dust mask and other items that tested positive for ricin.
  NPR: 10 Things To Know For Wednesday
• Though it looks like a modest dust mask, the N95 is a triumph of materials science.
  FORBES: Keeping Bugs At Bay
• Tests in the studio and on some of those times, including a dust mask, have tested positive for ricin, the same deadly substance found in the letters sent to Obama, U.S. Roger Wicker and Lee County, Miss.
  NPR: Tests Link Deadly Ricin To Obama Letter Suspect
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