評(píng)論
打印
Desert animals have developed remarkable strategies to make the most of the rare opportunities that come their way.
沙漠動(dòng)物進(jìn)化出了非凡的策略來(lái)充分利用難得的良機(jī)。
Although some deserts may not see rain for several years,
雖然有些沙漠也許數(shù)年都不會(huì)下雨，
most will hold a little water in one form or another.
但大多數(shù)都會(huì)以各種形式儲(chǔ)存少量的水分。
The trick is simply knowing how to reach it.
訣竅在于如何獲取水分。
Dawn in the dunes of the Namib, and something magical is happening.
破曉時(shí)分，納米布沙漠的沙丘上，神奇的現(xiàn)象正在發(fā)生。
Moist air lying over the neighbouring Atlantic is cooled and blown inland,
大西洋沿岸上空的濕空氣冷卻并被吹至內(nèi)陸，
forming fog banks that shroud the desert in mist.
形成霧堤，籠罩沙漠。
This precious moisture lies tantalisingly out of reach at the top of the dunes, and it won't last long.
這些珍貴的水汽誘人地彌漫在沙丘頂部難以觸及，而且不會(huì)久留。
It'll be burnt off by the sun just hours after it rises.
太陽(yáng)升起數(shù)小時(shí)后就會(huì)被烤干。
