1. She tried to unravel the mystery, to unriddle the puzzles that had kept her awake at night.
她試圖解開這個(gè)謎團(tuán),解答那些讓她夜不能寐的謎題。
2. I can't unriddle this complicated math problem, it's too difficult for me.
我解不開這個(gè)復(fù)雜的數(shù)學(xué)題,對(duì)我來(lái)說(shuō)太難了。