单词	子代码
释义	子代码child code
随便看	second valvifers second variable second variation second viennese school second virial coefficient second viscosity second viscosity coefficient second voltage range second war second watch second-wave feminism second wife, married after the death of the first second wind second wind (或 breath) second working second world second world war second year ice second-year ice second–class second–degree second–degree burn second–guess second–in–command second–rate