1. 蒺藜：calque 语义转借 | caltrop 蒺藜 | calumet 烟斗
2. 三角釘工業建築材料：6241三角釘工業建築材料caltrop | 6242三角骨人類人體各部cunbiform bone | 6243三角接工業材料處理操作bridle joint
3. 拦路钩：caltrap /拦路钩/ | caltrop /拦路钩/ | caltrops /三角钉/
4. 三角钉：Builder permission 营建许可证 | Caltrop 三角钉 | Cast iron 铸铁
caltrop
noun
1. Mediterranean annual or biennial herb having pinkish to purple flowers surrounded by spine-tipped scales
naturalized in America
Synonym: star-thistle Centauria calcitrapa
2. a plant of the genus Trapa bearing spiny four-pronged edible nutlike fruits
Synonym: water chestnut water chestnut plant
3. caltrop的翻译
3. tropical annual procumbent poisonous subshrub having fruit that splits into five spiny nutlets
serious pasture weed
Synonym: devil's weed Tribulus terestris