great-great-grandchild 英语 其他写法 great great grandchild词源 源自 great- + great- + grandchild。 名词 great-great-grandchild(复数 great-great-grandchildren) 玄孙;曾孙、曾孙女的儿女下位词 great-great-grandson great-great-granddaughter相关词汇 great-great-grandparent great-great-grandfather great-great-grandmother third cousin