n.裝齒(鋸齒狀；齒連接；嚙合；齒圈)
The teeth of one wheel engage with those of the other. 一只輪子上的輪齒與另一只的相嚙合。
Gear teeth in mesh. 相互嚙合的齒輪
The engagement of gear teeth. 嚙合齒輪的互相咬合
