研究人员使树蛇从15米高的塔顶端飞行，过程中使用了4个摄影机拍摄蛇滑行的轨迹，以拍摄成三维立体图像。
They launched the snakes from the top of a 15-metre tower and used four video cameras to construct 3-D images of the animals’ trajectories.
研究人员使树蛇从15米高的塔顶端飞行，过程中使用了4个摄影机拍摄蛇滑行的轨迹，以拍摄成三维立体图像。
They launched the snakes from the top of a 15-metre tower and used four video cameras to construct 3-D images of the animals' trajectories.
一起飞，这些树蛇就可以看到滑行路径两旁的树，一些就转变方向朝树木飞去。
Once airborne, and thus able to observe trees to the side of their glide-paths, some of the snakes turned towards them.
尽管身体明显缺少一部分，如一对能够拍打且适于滑行的翅膀，一些蛇也能飞行很远。
Despite a lack of obvious body parts that can double up as a decent pair of wings, some snakes, too, can glide for remarkable distances.
一种比伦敦公共汽车还要长，可以把鄂鱼当点心吃的巨大无比的蛇已经被确认为恐龙消失后的顶级肉食动物，他们在陆地行走，或者至少是滑行在陆地上。
A titanic snake that snacked on crocodiles and was longer than a London bus has been identified as the top predator to walk, or at least slither, the land when the dinosaurs disappeared.
巨蛇急速地舒开盘着的身子，在地板上向前滑行。
The great snake was uncoiling itself rapidly, slithering out onto the floor.
这样，摆动树蛇的身体的前半部分擦过的空气尾流可对侧风滑行的后半部分起到提升的作用。
As a result of it, the wake of air forced backwards by one segment of the snake's undulating body may provide extra lift to the segment behind in the sidewinding glide.
这条蛇向前滑行。
“四条蛇在一个山谷里上下滑行”(拉尔夫·沃尔多·爱默生)。
"Four snakes gliding up and down a hollow" (Ralph Waldo Emerson).
“四条蛇在一个山谷里上下滑行”(拉尔夫·沃尔多·爱默生)。
"Four snakes gliding up and down a hollow" (Ralph Waldo Emerson).
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