| 单词 | point projection |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔barbule〕A small barb or pointed projection, especially one of the small projections fringing the edges of the barbs of feathers.羽小支：小羽支或尖状凸起物，尤指沿羽支边缘排列的小凸起美国传统〔pick〕Sports A pointed projection on the front of the blade of a figure skate.【体育运动】 冰刀尖：花样溜冰鞋刀刃前方的尖的突出部分美国传统〔pinch bar〕A crowbar with a pointed projection at one end.撬棒，撬棍，起货棒：在一头带有尖状突起的撬杆美国传统〔rasp〕A coarse file with sharp, raised, pointed projections.粗锉：一种有锋利，突出，尖锐凸起的钝锉子美国传统〔spine〕Zoology Any of various pointed projections, processes, or appendages of animals.【动物学】 刺，刺毛：动物的各种尖状突出物、突起或附器美国传统 |
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