►含义Extremely difficult puzzle or problem.极其难解的迷或问题 ►例句How the massive stones were brought here from hundreds of miles away remains a Sphinx’s riddle.这些巨石是如何从数百英里外的地方搬到此处的，这仍然是个难解之谜。 ►对话：A: Have you figured out this question?你解出这道问题了吗？B: Far from it. This question is like a Sphinx’s riddle to me.没呢，这道问题对我来说简直是斯芬克斯之谜。 ►额外收获： 1.massive:adj.巨大的2.figure out：搞清楚、弄明白3.far from it：远着呢