Nitrocompound
硝基化合物
🗣️ 情景例句
The rules ought to be observed.
这些规则就予以遵守。
I wish I had more time to myself these days.
但愿最近我会有更多的属于自己的时间。
This time they fixed heavy metal clamps to both sides of the dish so that they could fasten the chains.
这次，他们用沉重的金属夹子把盘子夹住，以便往盘子上安装铁链。