名词

1.可数名词：光线，热线，电流

2.射线，辐射线

3.可数名词：放射状线条

4.视线，目光

5.微量，丝毫(+of)

6.（智慧等的）闪现，闪光(+of)

7.可数名词：【植】伞形花序枝；星状毛分枝

8.可数名词：【动】辐肋，鳍刺

9.可数名词：【动】鳐

v. 及物动词：

1.放射，射出（光线等）

2.显出（智慧等）

v. 不及物动词：

1.放射光线

2.（思想，希望等）闪现

英语解释

expose to radiation

a column of light (as from a beacon)

extend or spread outward from a center or focus or inward towards a center

emit as rays

a branch of an umbel or an umbelliform inflorescence

(mathematics) a straight line extending from a point

the syllable naming the second (supertonic) note of any major scale in solmization

a group of nearly parallel lines of electromagnetic radiation

cartilaginous fishes having horizontally flattened bodies and enlarged winglike pectoral fins with gills on the underside; most swim by moving the pectoral fins

any of the stiff bony rods in the fin of a fish