Unfortunately, the Sun refuses to be active.A few wimpy flares have allowed instrument testing, and Mg / Al / Si have all been detected.是什么意思_Unfortunately, the Sun refuses to be active.A few wimpy flares have allowed instrument testing, and Mg / Al / Si have all been detected.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句