英语词汇“upon his mettle”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	upon his mettle
释义	upon his mettle adj.奋发起来鼓起勇气
随便看	micro-radiography microradiography unit microradiology microradiomete microradiometer micro radiometer microradiometre micro radiometre microrads micro-raman micro-raman spectra micro-Raman spectrometry micro Raman spectroscopy micro-Raman spectroscopy Micro-Raman Spectroscopy micro raman spectrum micro-Raman spectrum micro-range photogrammetry Micro ranger Microraptor micro-rate microray micro-ray microrays microrchidia