ray

光线, (放、辐)射线

辐射状的直线, (图中)表示光的线

光辉; 一线光芒

微量

【植】伞形花序枝, 星状毛分枝;【动】鳍刺; 鹞鱼;【数】半直线

ray

a narrow beam of light; gleam

a slight indication, esp of something anticipated or hoped for

a straight line extending from a point

a thin beam of electromagnetic radiation or particles

any of the bony or cartilaginous spines of the fin of a fish that form the support for the soft part of the fin

any of the arms or branches of a starfish or other radiate animal

any of a number of bright streaks that radiate from the youngest lunar craters, such as Tycho; they are composed of crater ejecta not yet darkened, and extend considerable distances

any strand of tissue that runs radially through the vascular tissue of some higher plantsSee medullary ray

(of an object) to emit (light) in rays or (of light) to issue in the form of rays

(of lines, etc) to extend in rays or on radiating paths

to adorn (an ornament, etc) with rays or radiating lines

ray

any of various marine selachian fishes typically having a flattened body, greatly enlarged winglike pectoral fins, gills on the undersurface of the fins, and a long whiplike tail. They constitute the orders Torpediniformes (electric rays) and Rajiformes

ray

(in tonic sol-fa) the second degree of any major scale; supertonic