词汇	find your level
释义	find your level vt.找到相等的水平
随便看	second Changjiang river bridge second channel second channel attenuation second-channel attenuation second-channel frequence second channel frequency second-channel frequency second channel interference second-channel interference second character group second characteristic matrix second chebyshev-fourier series second Chebyshev function second Chebyshev polynomials second check second check character flip-flop Second Check Rubber Parts Kit second chemical equilibrium Second Chicago School second chief judge Second Chief Petty Officer second childhood second childhoods Second Chinese Revolutionary Civil War second choice