Sally told us that she had had her new bicycle for only a week.这个句子看不懂啊.两个had是怎么回事

题目

Sally told us that she had had her new bicycle for only a week.这个句子看不懂啊.两个had是怎么回事

答案

两个had都在从句中,我们就分析从句
she had had her new bicycle for only a week.
翻译：她已经拥有这辆新自行车有一个星期了
从句时态是过去完成时,结构：had done
而这里的done有had充当
原型have（have_had_had)