劍橋詞典[ 不可數(shù)或單數(shù)名詞：沒有複數(shù)形式的名詞 ] (US keep away) a game in which two people throw a ball to each other over the head of a person who stands between them and tries to catch it 小豬站中間，過(guò)頂傳球（兩人相互曏對(duì)方扔球，另有一人站在中間試圖搶球的遊戯） [ 可數(shù)名詞：有複數(shù)形式的名詞 通常作爲(wèi)單數(shù)使用的名詞 ] someone who is in a difficult situation between two other people who are arguing （夾在爭(zhēng)吵雙方中間）左右爲(wèi)難的人 返回 piggy in the middle