n. 螺旋形之物, 螺线
a. 螺旋形的, 盘旋的
vi. 螺旋形下降, 螺旋形上升, 螺旋形行进
vt. 使螺旋形行进
英文释义
n. a plane curve traced by a point circling about the center but at increasing distances from the center
n. a continuously accelerating change in the economy
n. ornament consisting of a curve on a plane that winds around a center with an increasing distance from the center
n. flying downward in a helical path with a large radius