今天,在一个世纪的传统渔民沿着国家的海岸线时尚简约渔船的同时,几英里远。机动车辆在滑行了国家的最先进的工厂输送带。
They can glide past eddies that would slow them down and then gain extra thrust by "pushing off" the eddies.它们可以滑过使它们减速的涡流,然后通过“推开”涡流获得额外的推力。
I have this theory that, to us the world is a flat thing we stand on, but to birds it is a cliff they cling to, a huge ball and they cling to the side and then fall off and fly and glide.我有一种想法,就是对我们来说世界是一个我们所站立的平坦的东西,而对鸟来说是一个它们所依靠的峭壁,一个巨大的球,它们依靠在边上,然后离开、飞翔、滑行。