自然放射線

しぜんほうしゃせん

Meanings

1. Noun background radiation

Kanji

• 自 self. Read as シ.
• 然 -ly. Read as ゼン.
• 放 release. Read as ホウ.
• 射 shoot. Read as シャ.
• 線 line. Read as セン.

Jinuma: Japanese Dictionary · Word lists