| 释义 |
DEFINITIVE EXAMPLES 权威例句〔engage〕The wheel engages with the cog and turns it.轮子咬住轮齿并带动它转动。朗文当代〔match up〕If the teeth on the cogs don't match up correctly (= if they are not in the correct place), the mechanism will jam.如果齿轮上的轮齿不能啮合到位,机器就会卡住。剑桥高阶〔worm gear〕A gear consisting of a spirally threaded shaft and a wheel with marginal teeth that mesh into it.蜗轮装置:一种由刻有螺纹的轴和一个带有边缘轮齿的齿轮与之啮合的齿轮传送装置美国传统If the teeth on the cogs don't match up properly (= If they are not in the correct place), the mechanism will jam.如果轮齿上的齿不相互切合,机器就会轧住。剑桥国际 |