“啮合”的拼音为：niè hé...

“啮合”的英语可以翻译为：clench the teeth，mesh，engage，falling-in，joggle ...

齿轮互相啮合.The teeth of the wheel gear into each other.齿轮啮合得很好.The cogs gear smoothly.这两个齿轮啮合在一起.The two cogwheels are engaged....