英语词汇extrasystoles怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	extrasystoles
释义	extrasystole[,ekstrə'sistəli] n.【医学】(心脏)期外收缩,额外收缩,过早收缩[亦作 premature beat, premature contraction]
随便看	widgies widish Widmanstatten pattern Widmanstatten patterns Widmanstatten structure widow widow bewitched widow bird widow birds widower widowered widowerhood widowerhoods widowers widowhood widowhoods Widow Jones widow lady widowly widow-maker widow-makers widow's benefit widow's cruse widow's lock widow's lock (或 peak)

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