A small cup - shaped structure or organ, such as the cup at the base of an acorn or one of the suckers on the feet of certain flies.是什么意思_A small cup - shaped structure or organ, such as the cup at the base of an acorn or one of the suckers on the feet of certain flies.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句