Falling water levels are not the only changes at lake suguta over the past several millennia .
在过去的几千年里水位下降并不是苏加塔湖唯一的变化。
Taiji 's men have chased whales on japan 's coast for perhaps millennia .
而太地人在日本沿海捕鲸的历史可能已经有上千年了。
Economists have studied wages through the millennia and seen no growth .
经济学家研究了千年来的工资情况,并未见到任何增长。
Microbes can survive for many , many millennia , though scientists are still debating how long .
微生物可以生存很多很多个千年,尽管科学家仍在争论究竟多长。
Doctors had known for millennia that willow bark and poppy sap relieve pain .
几千年来,医生已经知道柳树皮和罂粟汁可以缓解疼痛。
Some places within that patch are hotter than might be expected over several millennia .
而在这片地区内,部分区域气温更高,预计为数千年一遇。
Carbon emitted today will continue to warm the planet for millennia , unless active measures to remove it from the atmosphere are undertaken at some later date .
现金排出的碳会在数千年里都使地球不断升温,除非日后会实施积极的措施将它从大气层移走。
If endangered species continue to disappear , we will indeed experience a sixth extinction , over just the next few centuries or millennia .
如果濒危物种继续这样消失下去,那么人类在未来数百年或数千年中确实要经历第六次物种大灭绝了。
Scientists have taken their inspiration from animals which have evolved over millennia to the perfect conditions for flight .
科学家们的灵感来自于已经进化了几千年的动物,它们的飞行姿态十分完美。
For three millennia , man has tried to map his world exactly .