单词	spur gear
释义	spur gear noun also spur gear wheel : the simplest form of toothed wheel used in machinery with radial teeth parallel to the axis of the wheel
随便看	ahoy aht ahtena ahu ahuatle ahuehuete ahull ahum ahung ahungered ahunt ahuula ai AI ai AI aiblins aid aid AID Aid AID aida aidance aidant

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