英语词汇“perihelion”的读音、翻译、释义、用法及例句-范文网

词汇	perihelion
释义	perihelion名词复数:perihelia n.(pl. -helia ) 【天、宇】(行星或彗星运行轨道最接近太阳的)近日点 (opp. aphelion); 最高点，极点。
随便看	ground screen ground sea ground sheet ground speed ground squirrel ground staff ground state ground swell ground torpedo ground troops ground water ground wave ground wire ground zero ground-air ground-air communication ground-breaker ground-mass ground-plane antenna ground-test ground-to-air ground-to-ground groundage grounded grounded antenna

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