单词	sheel
释义	sheel [医]壳，套；铲
随便看	first order diffraction beam first-order dispersive filter first order dome first order dynamic characteristic first order dynamic logic first-order dynamic logic first-order ecosystem first-order effects first-order efficiency first order efficiency first order elimination model first-order equation first order equation first order error first-order error first order estimate first-order expression first order expression first order factor first-order factor first-order factor analysis first order factor analysis first order feed-back system first-order feedback system first order feedback system 碑碑2 碑4 碒碓碔碔1 碔砆混玉碕碖升跌升转升迁升降升限升高升麻午午休午刻