| 单词 | biohazard |
| 释义 | biohazard (once / 492472 pages) n A biohazard is a biological substance that's dangerous to people or the environment. Many biohazards are made of bacteria or other microorganisms. Some biohazards are an unintentional side effect of biologists working with or studying toxins or viruses. One common type of biohazard is medical waste — things like used syringes or other tools contaminated with human blood, bacteria, or other microorganisms. The word biohazard was first used around 1973, from the Greek bio-, "life," and hazard, from the Old French hasard, "game of chance." WORD FAMILYbiohazard USAGE EXAMPLESOut in the schoolyard, a safety lesson focused on the proper use of biohazard suits in the event of nuclear or chemical fallout. Time(Oct 19, 2016) When you look at Resident Evil 7: Biohazard, there’s a sense of a studio maybe – maybe – ageing a little with its audience. The Guardian(Oct 11, 2016) The U.S. military uses the adhesive as fasteners on its biohazard suits. Washington Times(Sep 10, 2016) 1n hazard to humans or the environment resulting from biological agents or conditions Hyper health hazard hazard to the health of those exposed to it 2n any bacterium or virus or toxin that could be used in biological warfare Syn|Hyper biological agent agent an active and efficient cause; capable of producing a certain effect |
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