细菌武器 xìjūnwǔqì biological weapon Definitions Defs Origin Strokes Stroke Words Sentences Sents 细菌 細菌 xìjūn noun bacteria germ; bacterium; microscopic single-celled organisms that exist in a variety of environments, some of which cause disease while others are beneficial武器 wǔqì noun weapon weapon; arms; tools used for military combat or physical destruction