smokeless powder英语解释
名词 smokeless powder:
- an explosive (trade name Ballistite) that burns with relatively little smoke; contains pyrocellulose and is used as a propellant
同义词：Ballistite
smokeless powder例句
- A cellulose nitrate used as a component of smokeless powder.
火纤维素硝酸纤维素，用于无烟的炸药的组成物质
