Nitrocellulose
n. 硝化纤维\\n[化] 硝酸纤维素
✅ 同义词
🗣️ 情景例句
She would be pretty if she wasn't so fat.
她要是不那么胖，还挺漂亮的呢。
It is an equal failing to trust everybody,and to trust nobody.
信任一切与不信任任何人，同样是弱点。
but where had it come from?
但它是从哪儿来的呢？