| 单词 | jet lag |
| 释义 | jet lag delayed physical effects of tiredness, etc felt after a long flight by plane, esp when there is a great difference in the local times at which the journey begins and ends 喷气飞行时差反应（长途飞行後延缓的身体疲劳反应, 尤因两地时差悬殊所致）. |
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