词汇“徒然”的意思、用法、释义、翻译、读音、例句、短语、词组-国际大辞典

单词	徒然
释义	徒然徒然[tú rán]1.■in vain; for nothing; to no avail:徒然耗费精力waste one's energy;徒然耗费时间waste of time
随便看	pulsed attenuator pulsed-bed sorption pulsed bias pulsed conditions pulsed counter pulse(d) current pulsed cyclotron pulsed dust collector pulse delay circuit pulse-delay line pulse-delay mode pulse-delay network pulse delay nomogram pulsed electron capture detector pulsed electron impact ion source pulse demagnetization pulsed emission current pulse demodulation pulsed envelopedetector pulsed-envelope principle pulsed feed pulsed filter pulsed-flash gas-discharge lamp pulsed flow hydraulics pulsed guidance laser radar

国际大辞典收录了835600条英语、德语、日语等多语种在线翻译词条，基本涵盖了全部常用单词及词组的翻译及用法，是外语学习的有利工具。