矮星;
The rising red dwarf star shows expected stellar magnetic activity which includes dramatic and violent prominences.
上升中的红矮星有著可预期的磁场活动,包含了激烈的日珥现象.
As a slowly contracting dwarf the star may remain luminous for billions of years.
收缩较慢的白矮星仍会发光几十亿年.
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