superimposed ice 中文意思是什麼
superimposed ice
解釋
又置冰- superimposed : 疊覆的
- ice : n 1 冰，冰塊。2 〈英國〉冰淇淋，冰淇淋 （＝ ice cream）; 〈美國〉冰涼飲料[點心]。3 冰狀物，糖衣。...
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Ice cores from greenland show that warming and cooling episodes occurred every several thousand years, superimposed on the slower advances and retreats of the northern ice sheets
采自格陵蘭的冰心顯示，每隔幾千年，地球就會重復一次暖化和冷卻的事件，時間剛好和北半球冰原緩慢前進與消退的現象重疊。
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