单词	payable at usance
释义	payable at usance 经远期付款
随便看	mean-square-root error mean square root velocity mean square sampled error mean squares block Mean squares error mean squares error matrix mean squares factor mean square signal-to-noise mean square slope Mean square slowing down length mean square slowing-down length mean-square slowing-length meansquare stability mean square stability mean-square stability mean-square stable mean squares total mean square successive difference mean square value mean-square value mean square value of periodic waveform mean square velocity mean-square velocity mean square vibration and wave mean-square width