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可待因【化】 codeine 【医】 codeine methyl morphine methylmorphine 可待因kědàiyīn[codeine] 一种结晶生物碱C18H21NO3·H2O,在鸦片中与吗啡缔合,通常得自吗啡,作用与吗啡相似,但比吗啡弱;吗啡甲酯
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frictional error
frictional force
frictional loss
friction(al) loss
frictional machine
friction(al) resistance
frictional resistance
frictional unemployment
friction angle
friction area
friction brake
friction brake-drum
friction burn
friction calender
friction clip coupling
friction clutch
friction coefficient
friction coupling
friction damper
friction damperng
friction disc
friction disk
friction drilling machine
friction drive
friction dynamometer
英汉双解词典收录913115条英汉汉英双解翻译词条,基本涵盖了全部常用单词的读音、翻译及用法,是英语学习的有利工具。
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