shè​xiàn

ray (physics)

射线 射線 shè​xiàn
ray (physics) noun
A stream of high-energy particles or electromagnetic waves, such as X-rays or alpha rays.
ray (mathematics)
In mathematics, a part of a line that starts at a fixed point and extends infinitely in one direction.

Frequency

Movie subtitles
5.22 per million appears in 1% of films
Written text
3.01 per million

Sources