Usage priority
Collins 词频等级为 2，建议结合例句记忆，而不是只背中文释义。
彩虹；虹
先理解核心含义，再看它在真实句子里的用法。
彩虹；虹
a curved band of colors in the sky that appears when the sun shines through rain
After the storm, we saw a beautiful rainbow stretching across the sky.
暴风雨过后，我们看见一道美丽的彩虹横跨天空。
天空中的多色拱形,由空气中雨滴内的光折射产生
A multicoloured arch in the sky, produced by prismatic refraction of light within droplets of rain in the air.
彩虹向导成员,面向年轻女孩的女童军运动。
A member of the Rainbow Guides, a Girl Guide movement for younger girls.
彩虹
an arc of colored light in the sky caused by refraction of the sun's rays by rain
任何显示光谱颜色的光折射
Any prismatic refraction of light showing a spectrum of colours.
The children pointed at the rainbow and counted its colors.
孩子们指着彩虹，数着它的颜色。
AI contextual example
A double rainbow appeared over the hills after the rain.
雨后，山丘上方出现了一道双彩虹。
AI contextual example
chasing rainbows
追逐幻想。
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发长 /eɪ/ 音 (如 rain, wait)
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Collins 词频等级为 2，建议结合例句记忆，而不是只背中文释义。
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.