rays

听听怎么读

英 [reɪz]

美 [reɪz]

是什么意思

微量( ray的名词复数 )；光束；（热或其他能量的）射线；大调音阶的第 2 音

英英释义

ray[ reiz ]

n.
- a column of light (as from a beacon)
  同义词：beambeam of lightlight beamray of lightshaftshaft of lightirradiation
- a branch of an umbel or an umbelliform inflorescence
- (mathematics) a straight line extending from a point
- a group of nearly parallel lines of electromagnetic radiation
  同义词：beamelectron beam
- the syllable naming the second (supertonic) note of any major scale in solmization
  同义词：re
- any of the stiff bony rods in the fin of a fish
- cartilaginous fishes having horizontally flattened bodies and enlarged winglike pectoral fins with gills on the underside; most swim by moving the pectoral fins
v.
- emit as rays
  "That tower rays a laser beam for miles across the sky"
- extend or spread outward from a center or focus or inward towards a center
  同义词：radiate
- expose to radiation
  同义词：irradiate

学习怎么用

词组短语

sun's rays太阳光

alpha raysα射线

双语例句

用作名词(n.)

The researches are concerned with alpha rays.
这些研究是关于阿尔法射线的。
The ozone layer blocks some harmful rays which the sun gives off.
臭氧层阻隔了太阳发出的一些有害射线。

权威例句

ACTION OF X-RAYS ON MAMMALIAN CELLS
Small-Angle Scattering of X-Rays
Small-angle scattering of X-rays
Small-Angle Scattering of X-Rays
Upper Limit of the Spectrum of Cosmic Rays
Surface Studies of Solids by Total Reflection of X-Rays
Relativistic Calculation of Anomalous Scattering Factors for X Rays
The effects of fishing on sharks, rays, and chimaeras (chondrichthyans), and the implications for marine ecosystems
Comptonization of diffuse ambient radiation by a relativistic jet: The source of gamma rays from blazars?
Whom to treat? The contribution of vertebral X-rays to risk-based algorithms for fracture prediction. Results from the European Pros...

r开头的单词