| 单词 | auroral |
| 释义 | auroral (once / 31186 pages) 1adj 2adj An aurora is an astronomical phenomenon, when colored lights seem to shimmer in the sky. Auroral refers to that display––you might describe it as a show of auroral light. The best known aurora is the aurora borealis, otherwise known as the northern lights. If you ever have trouble with auroral, try to remember Fozzie Bear's summation of the impossible from a line in the "Muppet Movie": "The aurora borealis/shining down in Dallas/Can you picture that?" WORD FAMILYauroral: aurorally+/aurora: aurorae, auroral, auroras, aurorean USAGE EXAMPLESBy funneling charged particles into Earth’s magnetic field, they can trigger geomagnetic storms that ignite dazzling auroral displays. Science Magazine(Jul 14, 2016) These storms can interfere with orbiting satellites and even the electrical grid, but they also produce the most dramatic auroral displays. National Geographic(Jun 27, 2016) Hallinan suggests scientists might also be able to detect auroral activity on planets around other stars. Scientific American(Aug 03, 2015) 1 adj characteristic of the dawn 2a dim auroral glow Syn aurorean adj of or relating to the atmospheric phenomenon auroras a prominent green line in the spectrum of the auroras is called the ` auroral line' |
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