n.線索；提示

We have no clue as to where she went after she left home. 我們對她離家後去往何處毫無線索。

They are now trying to chase down all possible clues. 他們現(xiàn)在正在設(shè)法尋找一切可能的線索。

I gave him another clue, but he still didn't twig (the answer). 我又提示他一次，他還是不理解(那答案).