Flame emission spectrum
[化] 火焰发射光谱
🧩 词语组成解析
🗣️ 情景例句
What's troubling you?
你有什么麻烦？
One thing, however, that we should not forget in doing business is to have a sense of appreciation.
可是有一件事我们做生意时不能忘，就是保持一份感恩的心情。
The place consisted of a straggling unmade road which was lined on either side by small houses.
这儿有一条未经修筑的弯弯曲曲的道路，路两边排列着一些矮小的农舍。