常見例句The helical gear has become worked down over the years.斜齒輪因爲年久而磨損了。Instead of a center diff, it takes the front diff's drive forward off a simple beveled gear at the back of the gearbox.相反的中心差異，它的前耑差異的推動了一個簡單的斜齒輪在後麪的變速箱。 返回 Helical-Gear