英语词汇“first heart sound”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	first heart sound
释义	first heart sound 第一心音
随便看	electron transport particle electron transport phosphorylation electron-transports electron transport system electron transport theory electron trap electron trap method electron trapping electron-trapping optical memory electron traps electron tube electron tube amplifier electron-tube amplifier electron tube base electron tube base ga(u)ge electron tube base gauge electron tube controller electron tube factory electron-tube generator electron tube generator electron tube heater electron-tube heater electron tube instrument electron tube parameter measurement electron tube power amplifier 吐3 吐4 吐丝自缚吐刚茹柔吐哺捉发吐哺握发吐哺辍洗吐心吐胆吐故纳新吐气扬眉藏医藏匿藏历藏原羚藏友藏品藏器待时藏垢纳污藏头亢脑藏头裹脸