“solar activity”的概念、定义、翻译、参考文献-科学参考

单词	solar activity
释义	solar activity [`sō·lǝr ak`tiv·ǝdē] ^ASTRONOMY Disturbances on the surface of the sun; examples are sunspots, prominences, and solar flares.
随便看	birectangular birefringence birefringent filter birefringent plate Birge-Mieck rule Birge-Sponer extrapolation birimose Birkeland-Eyde process Birkhoff's theorem Birmingham wire gage birotulate birth birth canal birth control birth-death process birth defect birthmark birth process birth rate bis- bischofite biscuit biscuit cutter bise bisection algorithm

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