不及物动词
1. Military budgets continued to spiral.
军事预算继续急遽增加。
名词
1. A spring is a spiral.
弹簧是螺旋形的物体。
1. 螺旋形的：每一个有关数码媒体及电脑平面设计的单元可独立应用;但其实每项单元大多与之前单元有关,课程应由浅入深,螺旋形的(Spiral)层层深化,学生较易掌握,也节省设计构思时间.
noun
1. flying downward in a helical path with a large radius
2. a structure consisting of something wound in a continuous series of loops
e.g. a coil of rope
3. ornament consisting of a curve on a plane that winds around a center with an increasing distance from the center
Synonym: volute
4. a continuously accelerating change in the economy
5. a plane curve traced by a point circling about the center but at increasing distances from the center
6. a curve that lies on the surface of a cylinder or cone and cuts the element at a constant angle
Synonym: helix