前轮摆振是指汽车在平坦的路面上直线行驶时，转向轮以一定的幅度和频率绕主销持续振动的现象。

Front wheel shimmy is the phenomenon that steering wheels vibrate around king-pin axis with a certain amplitude and frequency when the vehicle travels in a straight road.

youdao

（死猫洞）指汽车轮胎上部与车体之间的空隙，也就是汽车轮胎和轮仓之间的那个空隙。

Dead-cat hole refers to the space between the top of a car tire and the body of the car, in other words, the space between a car's tire and the wheel well.

youdao

（死猫洞）指汽车轮胎上部与车体之间的空隙，也就是汽车轮胎和轮仓之间的那个空隙。

Dead-cat hole refers to the space between the top of a car tire and the body of the car, in other words, the space between a car's tire and the wheel well.

youdao