vi.

1. （光、热等）散发，辐射
2. （感情等）流露，显出
3. 从中心向各方伸展[（+from）]
   A system of roads radiates from the town center.

   一个道路网从镇中心向四面八方伸展出去。

vt.

1. 发射（光、热等）
2. 散发，传播
3. 流露，显示，焕发
   She simply radiated confidence.

   她完全是一副信心十足的样子。

4. （通过广播、电视）播送，播发

a.

1. 有射线的；具辐射部的；辐射状的
2. 【植】【动】辐射状的；辐射对称的

v.

1. emit (light, heat, or other energy) in the form of rays or waves.
   ▸be emitted in such a way.
   ▸display (a strong feeling or quality).
2. diverge from or as if from a central point.
   ▸ [as adj. radiated] used in names of animals with markings arranged like rays.
3. Biology  (of an animal or plant group) evolve into a variety of forms.

adj.