primary bow meaning in English
主虹
Examples
- Rainbows sometimes appear as two concentric bows with the inner one called the primary bow and the outer one the secondary bow
彩虹有时会以两条同心圆弧形态出现。内弧称为主虹，外弧称为副虹或霓。 - Rainbows sometimes appear as two concentric bows with the inner one called the primary bow and the outer one the secondary bow
彩虹有时会以两条同心圆弧形态出现。内弧称为主虹，外弧称为副虹或霓。