紫zi2外ngoi6線sin3

English

1. ultraviolet ray
2. (noun) Ultraviolet radiation, or UV
3. ultraviolet (UV) light; ultraviolet radiation

粵語 — Cantonese

1. 一種電磁波；波長短過可見光，但係長過X光；佢嘅能量可以令某啲物質發光，亦可以用嚟殺菌等等

Examples

• 今日紫外線指數強度屬於中等。

  UV Index for today is moderate.

• 紫外線可導致皮膚癌。

  Ultraviolet rays can cause skin cancer.

  Tatoeba · Martha CC BY

• 平流層的臭氧會吸收紫外線。

  The ozone in the stratosphere absorbs ultraviolet radiation.

  Tatoeba · LeviHighway CC BY