But plans are afoot to make a low-powerglider that can prowl the oceans for up to5 years.
但人们在计划制造一种低电量滑翔机，能在海中潜行五年时间。
2
When a kite needs to be reeled in, it is angled so that it falls out of the sky like a glider, without the need for much power.
当风筝要卷缩回初始位置，转动风筝倾角，风筝就可像滑翔机一样下落，不需要花什么力气。
3
As darkness falls over Europe, Borschberg will slowly descend to about 5,000 feet, essentially using the plane as a glider before reverting to battery power.