machining
noun [ U ] uk/məˈʃiː.nɪŋ/ us/məˈʃiː.nɪŋ/
用机械加工（金属）
the activity of cutting or shaping metal on a machine
The components require precision machining. 这些部件需要精密加工。
state-of-the-art machining equipment 最先进的加工设备
用缝纫机缝制（衣物）
the activity of sewing cloth with a sewing machine
Once the pieces are cut, the fabric is ready for machining. 一旦裁剪完毕，布料就可以用缝纫机加工缝制了。