基本解释离开定线,超行,不在一直线上同根派生 英汉例句The line cuts the circle at two points.一直线与圆相交於两点。The object is to lift the bar above head height with the arms locked out and both feet in line.这项运动的目标是用双臂将杠铃高举过头，锁肩，双脚在一直线上。