驱动桥的英文：
driving axle

driving是什么意思：
adj. 推进的，强劲的，精力旺盛的
n. 操纵；驾驶
v. drive的现在分词

The system tried to join a drive to a directory on a joined drive.
系统试图将驱动器合并到合并驱动器上的目录。

The system tried to SUBST a drive to a directory on a joined drive.
系统试图替代驱动器为合并驱动器上的目录。

This car is a tough baby to drive.
这辆车可不太好开。

This will extend the life of the drive.
这样会延长驱动装置的寿命。

tank driving manual
坦克驾驶教范

axle是什么意思：
n. 轮轴，车轴

They weld the pieces of a broken axle.
他们焊接断了的车轴。

The mechanic greased the car's axle.
机械工给汽车轴上了润滑油。

Thus a wheel revolves on its axle.
于是，轮子在轴上旋转。

A common example is the axle on a horse-drawn wagon. Live axles are attached to the wheel so that Both the wheel and the axle rotate together.
最常见的例子就是在马车上所见到的非断开式车桥。断开式车桥与车轮相连,这样两者一起转动。

The garage mechanic found a crack in the back axle of the car.
汽车修理厂的机修工发现汽车的后车轴上有一条裂缝。