基本解释n.中心线vt 划出中线.同根派生 英汉例句用作名词 (n.)The other two judges will sit on the left and right sides, two metres from the centreline of the area, and towards the contestant's entry point.另外二位副审各坐在左右二侧离中心线二公尺，面对选手进场的位置。