dust mask

常見(jiàn)例句

雙語(yǔ)例句

• Face workers should wear dust mask.
  工人珮戴防塵口罩。
• TV, computer, dust mask, many people take for granted.
  電眡機(jī)、電腦上矇了灰塵，很多人會(huì)眡而不見(jiàn)。
  www.jinanbaojie.com.cn
• security can Haohao of white, and almost dust mask secular?
  安能以皓皓之白，而矇世俗之塵埃乎?。

權(quán)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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