ray
音標發(fā)音
- 英式音標 [re?]
- 美式音標 [re?]
- 英式發(fā)音
- 美式發(fā)音
基本解釋
- n.光線；射線；輻射
- vi.發(fā)光；輻射
- vt.釋放射線；用光線裝飾
- n.[動]鰩
- Ray.
- n.雷（人名）
詞源解說
- 直接源自古法語的rai，意為光線；最初源自拉丁語的radius，意為光線。
用法辨析
- ray的基本意思是“光束,光線”,一般指發(fā)光體如太陽或月亮等發(fā)出來的光線,也可作“射線”解,指熱、電或其他形式的能的射線,用作這兩種意思時,常以復數(shù)形式出現(xiàn)。
- ray還可作“一線”解,常與a與of連用,意思是“一線…”,表示微量、絲毫。
- ray用于比喻可指“智慧之光”。
n. (名詞)
英漢例句
- In summer the sun's rays come to us much more than they do in winter.
夏天的日照要比冬天的多。
用作名詞 (n.)
詞組短語
- concentrate rays of light 聚光
- diffuse rays 擴散光線
- emit rays 射出光線,發(fā)光
- expose sth to rays 暴露于…光之下
- focus a ray 聚光
用作名詞 (n.)
動詞+～
英英字典
- (BEAM) a narrow beam of light, heat, etc. travelling in a straight line from its place of origin
- (SMALL AMOUNT) a small amount of a feeling that makes you feel happier or more full of hope
- (FISH) a large, flat sea fish with a long, narrow tail
- (MUSIC) the musical note re
- Rays of light are narrow beams of light.
- &rarrsee also X-ray
- A ray of hope, comfort, or other positive quality is a small amount of it that you welcome because it makes a bad situation seem less bad.
- (of an object) to emit (light) in rays or (of light) to issue in the form of rays
- 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
- (in tonic sol-fa) the second degree of any major scale supertonic
劍橋英英字典
柯林斯英英字典
專業(yè)釋義
- 射線
The former includes X-ray, CT, MRI and ultra-sound imaging.
結構性成像包括:X射線成像,CT,磁共振成像,超聲成像。 - 線
- 半直線
- 光線
A real ray tracing method was used to simplify the optical design of a Gaussian beam shaping system.
研究了真實光線追跡優(yōu)化光學系統(tǒng)的方法以簡化高斯光束整形系統(tǒng)的光學設計。物理學
- 光線
- 射線
Ray model is fit to forecast high frequence acoustic fields. If kh>100, ray model is accurate adequately.
射線模型適合高頻聲場預報,當kh>100時,其聲場預報有足夠高的精度。天文學
- (月球表面的)輻射紋
- 傘形花序枝
- 傘幅
- 腕
- 臂;射線
- 傘形花序枝;射枝
- 射線
- 射線;傘輻
- 輻肋
- 輻腕;條;傘形花序枝;星狀毛分枝;邊花
- 半直線；半徑
- 線
- 射線
- 射線