纨绔子弟 纨绔子弟的英文 英语翻译 dandy; play-boy; profligate son of the rich 拓展翻译 纨绔的foppish纨绔习气foppery算子functor; operator算子表示法operator notation算子方程operator equation算子函数operator function算子环operator ring算子阶组operator hierachy算子精度暂存器operand-precision register算子矩阵operator matrix算子优势operator dominance算子域operator domain髓探子nerve probe碎片离子fragment ion碎石子blinding碎亚麻子crushed linseed碎椰子音coconut sound孙子grandchildren; grandson孙子剩余定理CRT笋瓜子squash seed