As carbon dioxide increases, it has a cooling effect at such high altitudes, which also contributes to the contraction.

由于二氧化碳的增加，它已在如此高海拔地区起到冷却效果，这也导致了热层收缩。

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Their distinctive anvil-top shapes occur because of the high lateral winds encountered at such altitudes.

其独特的铁砧顶形状发生因为它具有极高的侧向风，在遇到这样的高度。

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Mr Malone said losing communication was not unusual at such high altitudes.

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