backlogn.积压待办事项;存货;垫底大木头v.积压
backhandadj.(网球等运动中)反手的adv.以反手n.[体]反拍;左向书法vt.用反手
backlash unit反撞部件
backlash error侧隙误差
backlash valve无游隙阀门
backlash spring挡隙簧,消隙弹簧
backlash voltage反栅极电压
backlash current间断电流
backlash circuit间断电路,齿隙式电路
backlash adjuster间隙调整机构
backlash nonlinear间隙非线性
"there was a backlash of intolerance"
"Your comments may backfire and cause you a lot of trouble"