1)bird dog officer;air attack boss,空中灭火指挥员2)bird dog pilot;air tanker boss,空中灭火指挥员3)bird dog officer = air attack boss,空中灭火指挥员4)bird dog pilot = air tanker boss,空中灭火指挥员5)in-flight,空中6)air powder,空中粉尘7)Air striking,空中打击8)driving birds in air,空中驱鸟9)vertical sampling,空中采样10)Air transportation,空中转运
用法和例句
Developed a high-powder,efficient and practical air powder vacuum cleaner after studing its working principle in order to suck up air powder,the vacuum cleaner is vevy practical.
