Nitroguanidine
n. [化] 硝基胍
🗣️ 情景例句
I happened to meet her on the bus.
我凑巧在公共汽车上碰见她。
I'd appreciate it if you'd wait until be end for questions.
如果你等我做完再询问我会感激你的。
What a strong wind! It's blowing strongly.
好大的风啊！风刮的好大。