单词	半年潮
释义	半年潮semiannual tide
随便看	second order synthesis second order system second-order system second-order term second-order--term second order-- tetragonal--bipyramid second-order tetragonal bipyramid second-order tetragonal dipyramid second-order tetragonal prism second-order tetragonal pyramid second order transformation second order transition second-order transition second (order) transition temperature second order transition temperature second order traverse second-order traverse second order triangulation second-order triangulation second order triangulation station second-order trigonal bipyramid second-order trigonal dipyramid second-order trigonal prism second-order trigonal pyramid second ordinal number