| 单词 | ray |
| 释义 | ray 1. n. & v. --n 1. a single line or narrow beam of light from a small or distant source. 2. a straight line in which radiation travels to a given point. 3. (in pl.) radiation of a specified type (gamma rays; X-rays). 4. a trace or beginning of an enlightening or cheering influence (a ray of hope). 5. a any of a set of radiating lines or parts of things. b any of a set of straight lines passing through one point. 6. the marginal portion of a composite flower, e.g. a daisy. 7. a a radial division of a starfish. b each of a set of bones etc. supporting a fish's fin. --v 1. intr. (foll. by forth, out) (of light, thought, emotion, etc.) issue in or as if in rays. 2. intr. & tr. radiate. Phrases and idioms ray gun (esp. in science fiction) a gun causing injury or damage by the emission of rays. Derivatives rayed adj. rayless adj. raylet n. Etymology: ME f. OF rai f. L radius: see RADIUS 2. n. a large cartilaginous fish of the order Batoidea, with a broad flat body, winglike pectoral fins and a long slender tail, used as food. Etymology: ME f. OF raie f. L raia 3. n. (also re) Mus. 1. (in tonic sol-fa) the second note of a major scale. 2. the note D in the fixed-doh system. Etymology: ME re f. L resonare: see GAMUT |
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