短語(yǔ)詞組短語(yǔ)knock k against 撞到…上knock up against 碰撞;偶然碰見(jiàn);同;同…沖突knock head against 有傚地觝抗knock against each other 互撞knock k up against 碰撞;同…沖突knock against sth 撞到…上knock against sb 不期而遇 返回 knock against