英语词汇“penumbral waves”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	penumbral waves
释义	penumbral waves penumbral waves [pə′nəm·brəl ′wāvz] (astronomy) Waves that are often observed to propagate outward across the penumbrae of large sunspots when the penumbrae are viewed in the light of the Hα spectral line of hydrogen.
随便看	hold in store for them hold in store for us hold in store for you hold in the palm of hand hold it hold it! hold it against hold it against her hold it against him hold it against it hold it against me hold it against one hold it against them hold it against us hold it against you hold it back hold it dear hold it down hold item list hold it in hold it in check hold it in low regard hold it in reserve hold it inside hold it inside of oneself

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