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TwinCities.com11 年
‘Cosine, secant, tangent, sine, 3.14159!’ Wouldn’t it be peachy, Crimson, if we could ...
11/7/2013] “It put me in mind of MIT’s cheer: ‘E to the U du dx, / E to the X dx. / Cosine, secant, tangent, sine, 3.14159. / Integral radical mu dv / Slipstick, sliderule, MIT.