| 释义 |
rays
raysnarrow beams of light; traces of an enlightening influence: rays of hope
Not to be confused with:raise – lift, build, or erect: The whole community helped them raise the house. raze – tear down or demolish: It took a demolition crew to raze the hotel.ray 1 R0061100 (rā)n.1. a. A narrow stream of radiant energy, especially visible light, traveling in a straight or nearly straight line.b. A narrow stream of particles such as protons traveling in a straight or nearly straight line.c. A rapidly moving particle traveling in a straight or nearly straight line.d. rays Sunshine: Let's go to the beach and catch some rays.2. A small amount; a trace: not a ray of hope left.3. Mathematics A straight line extending from a point. Also called half-line.4. A structure or part having the form of a straight line extending from a point, such as:a. Any of the bright streaks that are seen radiating from some craters on the moon.b. A ray flower or the strap-shaped portion of the corolla of a ray flower.c. A branch of an umbel.d. One of the bony spines supporting the membrane of a fish's fin.e. One of the arms of a starfish or other radiate animal.tr.v. rayed, ray·ing, rays 1. To send out as rays; emit.2. To supply with rays or radiating lines.3. To cast rays on; irradiate.
[Middle English rai, from Old French, from Latin radius, pointed stick, spoke, radius of a circle, ray of light (from the representation of rays of light as spearlike shafts ), of unknown origin.]
ray 2 R0061100 (rā)n.1. Any of various cartilaginous fishes of the superorder Batoidea, having ventral gill slits, enlarged pelvic fins that are fused to the sides of the head, and a flattened body, and including the stingrays, skates, and guitarfishes.2. Any of various members of this superorder having a whiplike tail usually with a stinging spine, such as a stingray, considered in contrast to a guitarfish, sawfish, or skate.
[Middle English, from Anglo-Norman raie, from Latin raia; possibly akin to Dutch rog and Old English reohhe (both the Latin and the Germanic perhaps ultimately being borrowed from the same European substrate source).]Translations
rays
raysSome amount of sunshine. All I want to do on this vacation is stretch out on the beach and catch some rays. I think Tom's out back catching a few rays.See also: rayrays n. sunshine. (Collegiate.) I’m going to go out and get some rays today. See also: rayrays
rays High albedo (bright) streaks that surround the youngest Moon craters and help to assign them to the Copernican System – the most recent era in lunar history. Rays consist of crater ejecta that has not yet been darkened by radiation or by admixture with local materials. The most prominent systems are associated with Tycho and Giordano Bruno. Similar bright features have been found around craters on other Solar-System bodies.MedicalSeerayRAYS
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| RAYS➣Rockingham Area Youth Swimming (Londonderry, NH) | | RAYS➣Research Academies for Young Scientists (Massachusetts) | | RAYS➣Rapid Area YMCA (Young Men's Christian Association) Swimmers (Michigan) | | RAYS➣Rappahannock Area YMCA (Young Men's Christian Association) Stingrays (Virginia) |
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