English translation for "背轮，后齿轮"

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Similar Words：

"背隆" English translation, "背隆起" English translation, "背篓" English translation, "背篓商店" English translation, "背轮" English translation, "背螺旋线的" English translation, "背洛藻科" English translation, "背芒" English translation, "背毛" English translation, "背盟" English translation