您要查找的是不是：
- smokeless gun powder 无烟火药
- He scattered gun powder under the wagon.. 他把火药分散在马车下。
- He scattered gun powder under the wagon. 他把火药撒到马车的下面。
- You have probably seen these in movies, where the soldiers load the cannon with gun powder and a cannon ball and light it. 你经常可以在电影中看到，士兵门用火药装填加农炮，然后装入炮弹，接着点火。
- On one hand, it helps to promot the development of the gun powder, smelt technic and medicine used for surgery;On the other hand, it promulgates the mentalism, which is harmful to human being. 它促进了火药、冶炼技术、外科用药等技术的发展，它也宣扬了唯心的思想，毒害了人民的健康。
- 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
- The bullet was expelled from the gun. 子弹从枪中射出。
- Cartridges are ejected from the gun after firing. 开枪后子弹从枪膛里弹出去。
- Most synthetic detergents are in the form of powder or liquid. 大多数合成洗涤剂呈粉状或液态。
- He snatched up his gun and fired. 他突然拿起枪来射击。
- A man with a gun is shooting at the crowds. 有一持枪男子向人群射击。
- Actually they even have vanilla powder. 实际上还可以加香草粉。
- The police asked me if I possessed a gun. 警察问我是否有枪。
- Don't try mixing it with me-- I've got a gun! 别想跟我打架－－我可有枪。
- I observed him entering the bank with a gun. 我看到他带着枪进了银行。
- He takes a powder every morning. 他每天早晨吃一种粉状药。
- She is still within range of my gun. 她仍在我枪炮的射程之内。
- He was clubbed to death with a butt of a gun. 他是被人用枪托殴打致死的。
- Two soldiers dismounted the gun from the base. 两个战士把炮从底座上卸下来。
- The gun has an elevation of 45 degrees. 这门炮的仰角为45度。
