...秋节也许是我最难忘的一次 » This year's Autumn Festival is perhaps the most memorable time I 待一个星期 » Stay for a week 别把你们的借口当玩意 » When you don't indulge the pretext ..
It is developing a surveillance system funded by several U.S. government agencies based on an unmanned plane that will fly at an altitude of 11 miles (versus 22, 000 miles fora satellite) and stay aloft foraweek at a time.