gear into造句

1、The teeth of the wheels gear into each other.
这些轮子的齿互相啮合。

2、Before you leave for the store, toss all your usual backpacking gear into a duffel bag.
在你离开去商店之前，把你所有平常徒步用的装备都扔进一个大的帆布袋。

3、The teeth of the wheel gear into each other.
齿轮互相啮合。