英语词汇“be up in”的翻译、意思、用法、释义-英汉汉英词典

单词	be up in
释义	be up in 熟悉，精通：You ought to be well up in children's diseases as you have studied them for eight years.你对儿科疾病研究已有8年，按理应该很精通了。 [口语]熟悉；精通，擅长以上来源于：《21世纪大英汉词典》
随便看	wavelength meter wavelength modulation wavelength modulation spectroscopy wavelength monitoring wavelength multiplexer wavelength multiplexing wavelength-multiplex section wave-length, neutron wavelength path wavelength plate wavelength range wavelength reading spectrometer wavelength reference wavelength registration wavelength repeatability wavelength rerouting wavelength resolution wavelength retuning wavelength reuse wavelength-routed network wavelength router wavelength routing wavelength routing and assignment wavelength-routing network wavelengths