Our ancestors might not play with marbles, but wrinkled fingers could make it easier for them to climb around in the wet forests and catch fish from rivers.
我们的祖先可能不会玩弹珠,但起皱的手指可以让他们更容易在潮湿的森林里爬来爬去和从河里抓鱼。
Slowly and almost imperceptibly the road started to climb upwards, looping its way in languid curves around the forested hills.
道路缓慢而几乎不可察觉地开始向上攀升,在林木环绕的山丘上曲折地蜿蜒前进。
The batteries take one hour to charge and can provide enough power for 15 minutes of autonomous aerobatics at speeds of up to 250kph and a climb rate of around 5.3m per second.
电池可以在完成1小时的充电后,并能在航速250公里/小时的情况下提供15分钟的飞行,同时满足5.3米/秒的爬升速度。
The researchers also found that the polyphenol antioxidents helped the flies walk,climb, and move around better as they got older.
VOA: special.2011.03.29
"We will use the tremendous capabilities of this ion propulsion system to climb out of orbit around Vesta, travel for almost another three years through the asteroid belt to dwarf planet Ceres and then go into orbit around Ceres and undertake the same kind of measurements there that we'll be doing at Vesta.
VOA: special.2011.07.27
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