gun这单词的意思是1/释义:n. **;枪状物;持枪歹徒vi. 用枪射击;加大油门快速前进vt. 向…开枪;开大油门2/例句:The criminal is hiding behind the door with a gun.罪犯正拿着枪躲在门后。3/词组:machine gun机关枪spray gun喷枪;喷漆枪electron gun电子枪。