单词	壁之罅隙
释义	同CRACK
随便看	drag bracing drag breakdown drag bunt drag by the ear drag cable drag cap generator drag-cap generator drag-cap motor drag cap servomotor drag-cap servomotor drag carrier drag cast drag; cavity drag chain drag chain conveyor drag chain cooler drag chute drag chute deployment drag chute deployment speed drag classifier drag coefficient drag--coefficient drag coefficient algorithm drag component drag control