alignment

n. 调整(成直线,准线,定向,直线性,结盟)

Correct the wheel alignment on a car.

修正汽车上的轮胎准线

On dictation equipment, a device for accurate alignment of playback head, or combined head, to the track on the recording medium.

录音设备上的一种装置，它能精确地把重放磁头或组合磁头调准到记录介质的磁道上。