mandrel 或 man.dril
n.(名词)
A spindle or an axle used to secure or support material being machined or milled.
紧轴:一根用于固定或支撑待切削或粉碎原料的新心轴或轮轴
A metal rod or bar around which material, such as metal or glass, may be shaped.
心棒:一根金属杆或杠,将金属或玻璃等材料缠绕其上,可以改变形状
A shaft on which a working tool is mounted, as in a dental drill.
心轴:用于安装工具的蕊棒,如牙钻蕊棒
来源:
Possibly alteration of French mandrin [lathe]
可能为 法语 mandrin的变化 [车床]
from Provenôal mandre [axle, crank]
源自 普罗旺斯语 mandre [轴,曲柄]
from Old Provenôal [beam of a balance]
源自 古普罗旺斯语 [平衡杆]
from Latin mamphur [bow-drill]
源自 拉丁语 mamphur [变钻]
[perhaps from Oscan]
[可能源于奥斯坎语]