单词	annular gear
释义	annular gear noun : internal gear Word History First Known Use 1854, in the meaning defined above
随便看	throughother throughout throughouter throughoutest throughoutter throughouttest throughput throughputs throughs throughway throughways throve throve on throw throw (on) throw (someone) a bone throw (someone) a curve/curveball throw (someone) a kiss throw (someone) for a loop throw (someone) for a loss throw (something) out the window throw a block throw a bone throw a curve throw a curveball

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