biohazard [ˏbaiәu'hæzәd]
n.
生物危害bioherm
['baiәuˏhә:m]
生物礁
biohazard[ noun ]- hazard to humans or the environment resulting from biological agents or conditions
<noun.state>
- any bacterium or virus or toxin that could be used in biological warfare
<noun.object>