偶然切断

【医】 accidental amputation

偶然的英语翻译：

by accident; by chance; contingency; hap; haphazard; incidentally

切断的英语翻译：

sever; amputate; cut off; mutilate; shear; shut off; switch off
【计】 blanking; slicing; turn-out
【医】 binary division; break; truncate