fluke
名词 fluke:
a stroke of luck
同义词:good luck, good fortune
a barb on a harpoon or arrow
flat bladelike projection on the arm of an anchor
同义词:flue
either of the two lobes of the tail of a cetacean
parasitic flatworms having external suckers for attaching to a host
同义词:trematode, trematode worm