biohazard
柯林斯詞典
1. N material of biological origin that is hazardous to humans 有害生物源質
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biohazard /?ba????h?z?d/
劍橋詞典
- something, such as a disease or a chemical , that may harm people , animals , or the environment
生物危害，對生物有害 返回 biohazard