This, in combination with aerodynamic undulating, allows the snake to stay aloft.
这样, 再配以空气动力学的身体波动, 树蛇就能在空中飞了.
Four of the nine starting balloons were still aloft the next day.
9个开幕气球第二天还有4个飘在空中。
Walking further, I noticed a red aloft to the higher altitude.
往前走不远, 我注意到一只红气球飘在空中,它越飞越高.
Most people afraid to stand aloft.