读音

/雷/

释义

• 名词: 1. 射线，光线，尤指从光源发出的直线传播的光束。例如: “The sun’s rays warmed our faces.”
• 名词: 2. （数学）射线，指从一点出发的一维几何图形。例如: “In geometry, a line segment with one endpoint is called a ray.”
• 名词: 3. （鱼）鳐，一种扁平的鱼类，通常有宽大的鳍和尖锐的尾巴。例如: “The manta ray is a large and graceful creature of the sea.”
• 动词: 发射（光线）。例如: “Lasers can ray coherent light over long distances.”

短语

• “Ray of light” 指光线或希望的曙光。例如: “A ray of sunlight broke through the clouds.”
• “Ray out” 表示发出或散射光线。例如: “The lighthouse rays out a powerful beam to guide ships at night.”

例句

• 名词: “The artist used bold brushstrokes to capture the golden rays of sunset.”
• 动词: “The flashlight rayed a strong beam into the dark cave.”
• 名词（鱼类）: “Swimming with harmless rays in the ocean is a popular tourist activity.”

同义词

• Beam
• Light beam
• Sunbeam
• Streak
• Flash