自然現象

natural phenomenon

→ 自然
phrase Rare #41,447
natural phenomenon Refers to an event or process that occurs in nature, such as a rainbow or the weather. It can also be used in the plural sense, "natural phenomena."
JA: 地震は突然起こる自然現象です。
EN: Earthquakes are natural phenomena that happen suddenly.

真夜中太陽は幻想的自然現象の一つだ

The midnight sun is one of nature’s most fantastical phenomena.

自然現象である

A rainbow is a natural phenomenon.

酸性雨自然現象ではない

Acid rain is not a natural phenomenon.