单词	Twaddell hydrometer
释义	Twaddell hydrometer noun : a hydrometer for liquids heavier than water graduated with an arbitrary scale to give specific gravity when a reading is multiplied by 0.005 and added to unity Word History Etymology after William Twaddell †1840? Scottish inventor
随便看	Araucana Araucanian araucanians araucaria Araucariaceae araucariaceaes araucarian araucarias araucarioxylon Araujia araujiae araujias arauna araunas araus Arauá arauás Aravalli Range Arawa Arawak Arawakan arawakans arawaks arawana arawas

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