解开这道题的英语怎么说

To solve this problem in English would be to "unlock" or "decipher" the solution. This phrasing is derived from the use of "unlock" and "decipher" as metaphors for finding the solution to a difficult or complex problem. For example, you could say "I spent hours trying to unlock the solution to that math problem" or "I finally deciphered the code and solved the puzzle." In Chinese, you could say "我花了好几个小时试图解开那道数学题的答案" or "我终于破译了那个密码，解出了这道谜题。"