Read Edit View history 腹鳍 fùqí pelvic fin Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 腹鳍/腹鰭 · fùqí · pelvic fin 2026/03/04 腹鳍 / 腹鰭 fùqí pelvic fin the pair of fins on the lower or ventral side of a fish's body, used for stability and steering 这条鱼在游动时，通过摆动腹鳍来保持平衡。 created sense Mar 4, 2026, 02:25 AM