[C]光束,光线 a narrow beam of light, especially one of a group going out from the same centre
[C]射线 a beam of heat, electricity, or some other form of energy
[C]一线 a very small bit (of hope or comfort)
英英释义
Noun:
a column of light (as from a beacon)
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
the syllable naming the second (supertonic) note of any major scale in solmization
any of the stiff bony spines 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
"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;
"spokes radiate from the hub of the wheel"
"This plants radiate spines in all directions"
expose to radiation;
"irradiate food"
ray的用法和样例:
例句
用作名词 (n.)
My eyes are blind by the direct ray of light. 在光线的直射下,我看不清楚东西。
He focused the sun's ray on a piece of paper with a burning-glass. 他用一面凸透镜把阳光在纸上聚成焦点。
X ray is increasingly used in industry as well. 在工业中X射线也得到了广泛应用。
Besides, a global ray-tube tracing method is presented, which is to trace the global wave tubes instead of the many small ray tubes for simulating wave propagations in urban areas. 另外,本论文提出广射线柱追踪法,其中乃是追踪整体射向建筑物表面之辐射电波,有别于一般射线追踪法将发射天线的辐射电波以多个小射线柱来模拟。
As time went on,his intelligence rayed out more brightly. 随着时间的推移,他的智慧之光愈加灿烂夺目。
We saw a ray at the aquarium. 我们在水族馆看见了一只鳐。
Besides, a global ray-tube tracing method is presented, which is to trace the global wave tubes instead of the many small ray tubes for simulating wave propagations in urban areas. 另外,本论文提出广射线柱追踪法,其中乃是追踪整体射向建筑物表面之辐射电波,有别于一般射线追踪法将发射天线的辐射电波以多个小射线柱来模拟。