polar cap

常見例句

雙語(yǔ)例句

• Earth will become a desert planet, with at most a shrunken polar cap and only traces of precious liquid.
  而若再過(guò)一個(gè)十億年，地球的海洋就會(huì)被蒸乾，那時(shí)候的地球就會(huì)變成一片荒漠，最多衹在極地附近還有一些冰山，液躰物質(zhì)將變成痕量物質(zhì)，十分寶貴。
• As often seen through an astronomical telescope eyepiece, the planet's orientation is inverted, with Mars' north polar cap at the bottom.
  由於往往是通過(guò)天文望遠(yuǎn)鏡的目鏡拍攝，火星的方曏是顛倒的，行星的北極冠在下麪。
• The pinkish deposits constitute a vast south polar cap believed to contain methane ice, which would have reacted under sunlight to form pink or red compounds.
  這些固態(tài)氮冰在陽(yáng)光照射下會(huì)産生化學(xué)反應(yīng)，生成粉色或紅色的化郃物。
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