Nonnitrogenous
a. 不含氮的
🗣️ 情景例句
When was it built?
它是什么时候建造的？
I must concentrate on my new task.
我必须专注于我的新工作。
Go through the gate and you'll find the entrance to Bear Country on the other side.
穿过大门，你就可以在门那边找到通往熊国的入口了。