Visible spectrum
[计] 可见频谱\\n[化] 可见光谱
🧩 词语组成解析
🗣️ 情景例句
Something simple--but a good one.
要简单的，但要精美 。
Without a friend the world is a wilderness.
没有朋友，世界就等于一片荒野。
He turned on the light, but he couldn't see anyone. The thieves had already gone.
他开了灯，但不见一个人。小偷逃走了。