单词	cogwheel
释义	cog·wheel (kŏgwēl′, -hwēl′, kôg-) n. 1. A toothed wheel. 2. One of a set of cogged wheels within a mechanism.
随便看	juncture June Juneau June beetle juneberry June bug Juneteenth Jung Jungfrau Jungian jungle jungle fever jungle fowl jungle gym jungly Juniata River Junichiro junior junior bantamweight junior college junior featherweight junior flyweight junior heavyweight junior high school junior lightweight

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