Nitrostarch
n. [化] 硝化淀粉
🗣️ 情景例句
I'd like to buy some stamps for this letter.
我想买这封信的邮票。
What did he ask you?
他问你什么？
When a light passenger plane flew off course some time ago, it crashed in the mountains and its pilot was killed.
不久前，一架轻型客机偏离了航线，在山区坠毁，飞行员丧生。