剑（尤指大型双刃剑），刀刃

1. sword (esp. a large, double-edged one), blade

noun (common) (futsuumeishi)

刺刀

2. bayonet

noun (common) (futsuumeishi)

剑术

3. swordsmanship

noun (common) (futsuumeishi)

螫针，产卵管，飞镖

4. stinger, ovipositor, dart

noun (common) (futsuumeishi) zoology