Ray
01
a flat-bodied marine cartilaginous fish with eyes on the upper surface, swimming primarily using large, wing-like pectoral fins
例子
Rays are closely related to sharks.
02
a straight line that starts at a point and extends infinitely in one direction
例子
In diagrams, rays are often labeled with the endpoint and another point.
03
a column of light, such as that emitted from a beacon or focused source
例子
The lighthouse sent a bright ray across the harbor.
04
a single branch of an umbel or an umbrella-shaped flower cluster
例子
Each ray of the sunflower's inflorescence holds tiny florets.
05
a stiff, segmented bony or cartilaginous structure that supports and extends the fins of a fish
例子
The fish 's dorsal fin is supported by several rays.
06
the syllable used in solmization to name the second note of a major scale
例子
Students practiced singing the scale from " do " to " ray. "
to ray
01
to expose something to radiation
例子
Scientists rayed the specimen to observe structural changes.
02
to extend, spread, or project outward from a center or inward toward a center
例子
Warmth seemed to ray from the fireplace into the room.
03
to emit energy, light, or other rays
例子
The bulb rayed brightly after being switched on.
