柯林斯词典flagellum /fləˈdʒɛləm/ 1. N a long whiplike outgrowth from a cell that acts as an organ of locomotion: occurs in some protozoans, gametes, spores, etc 鞭毛[biology] 返回 flagellum剑桥词典a long , thin part similar to a tail , used for movement by some cells , bacteria , and other very small organisms （某些細胞、細菌或微生物用以運動的）鞭毛 返回 flagellum