单词 | jet stream |
释义 | jet stream jet stream n.(名词)1. A high-speed, meandering wind current, generally moving from a westerly direction at speeds often exceeding 400 kilometers (250 miles) per hour at altitudes of 15 to 25 kilometers (10 to 15 miles).急流:一种高速的、弯曲的风流,通常以超过每小时400公里(250英里)的速度从西刮来,高度达15至25公里(10至15英里)2. A high-speed stream; a jet.急流;喷气流 |
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