21. This is because the winds normally vary widely between the near-surface and the upper atmosphere, home to the eastward-flowing jet stream.
这是因为风通常从近地高度和高空大气层之间变化很大，进入高层后会并入向东流动的气流中。
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22. The Saturn hexagon seems to represent the strange rigid path of a jet stream, with each of the six sides being one Earth diameter in length.
土星上的六角形云团像是激流形成的固定图案，每条边的长度与地球的直径相当。
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23. The heavier cloud cover to the north and west of this circular pattern was likely a response to a low-pressure system and to jet stream dynamics.
圆形的云型中，北部和西部云量更多，这可能是由于低压系统和急流的作用。
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24. They also placed a small ring inside the water tank that whirled more rapidly than the cylinder and created a miniature lab version of the jet stream.
他们在水箱内放置了一个比汽缸速度快的环，制造微型的激流。
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25. Furthermore, thanks to the high-speed jetstream, countries such as the UK, the Netherlands, Ireland and Denmark are particularly suited to flying kites.
此外，由于存在高速喷气流，英国、荷兰、冰岛、丹麦等国家尤其适合放风筝。
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26. Meanwhile, over the Pacific, ten-mile-high storm clouds further heat the atmosphere, fueling a stronger-than-normal jet stream, which often splits in two.
同时，在太平洋上形成十英米的暴风云，增加了大气的温度，形成了一个比平时更强的风暴，是平时的两倍。
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27. "One thing that brings those things together is a strong jet stream, " says Brooks, "especially if it comes from the west or south-west, over the Rockies."
“这些作用聚合形成一股强烈的气流，当它们从西部或是西南部穿越落基山脉时尤为明显。”Brooks说。
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28. "One thing that brings those things together is a strong jet stream, " says Brooks, "especially if it comes from the west or south-west, over the Rockies."
