Flame spectrum
[化] 火焰光谱
🧩 词语组成解析
🗣️ 情景例句
Come on, you can tell me.
说吧，告诉我。
There have been a lot of changes here in the last 20 years.
在这20年里这里有很多变化。
Our next obstacle was a shallow pool of water about half a mile across.
下一个障碍是一片约半英里宽的浅水塘。