breakoff 弄断 ; 断绝 ; 中断

emergency breakoff 紧急停车装置

breakoff phenomenon [航] 孤寂感

breakoff notch 缺口断开

breakoff the arc 收焊

inertia breakoff 挤压缺陷

Slab breakoff 板片裂离

breakoff f 联络小巷

breakoff attack 脱离战斗