Combined nitrogen
[化] 结合氮; 固定氮
🧩 词语组成解析
combined
[[kəm'baind]]
a. 结合的；组合的
🗣️ 情景例句
There are probably a lot of places for you to work
也许有很多地方可以让你去工作。
One boy is more trouble than a dozen girls.
一个男孩比十二个女孩还要麻烦。
'I found this outside this gentleman's room,' she said.
“这是我在这位先生的房门外捡到的，”她说。