1.
The clock paradox has occasioned lively controversy for over 50 years.
时钟疑题曾经历了50年的激烈争论。
2.
The Topic-in Question and Proposition-in Question in the Interrogative System of Shanghai Dialect;
上海方言的话题疑问句与命题疑问句
3.
A Probe into the Mechanism of Interrogative Sentences and Their Principal Derivatives form Contexts;
疑问及疑问衰变──谈英语疑问句语法化问题
4.
a knotty problem, question, etc
难以解决的疑难、 问题等.
5.
a problem that is coming to a head;
迫在眉睫的疑难问题；
6.
Analysis of the Difficult Problems in Microsoft Word
Microsoft Word疑难问题解析
7.
the resolution of a problem, question, difficulty, doubt, etc
难题、 问题、 困难、 疑问等的解决.
8.
I'm rather in doubt about his explanation of this question.
他对这个问题的解释我总是半信半疑。
9.
There's no doubt as to her honesty.
关于他的诚实问题，那是无可怀疑的。
10.
He held off from answering the question directly.
他迟疑着没有直接回答问题。
11.
This isn't just an abstract question it's a reallife problem.
这绝不是抽象的疑问而是现实的问题。
12.
A few confusing questions tripped up the suspect.
几个棘手的问题使嫌疑犯泄漏了真情。
13.
The suspect clammed up and wouln't answer the police officer's questions.
嫌疑犯保持沉默，不回答警官的问题。
14.
Did you have any problems or questions about the evaluation?
你在填表时遇到任何难题或疑问吗？
15.
work out a problem, puzzle, coded message, etc
弄明白一难题、 疑问、 密码信息等
16.
He took great delight in working out hard problems,
对解决疑难问题他有着浓厚的兴趣。
17.
urBan proBlems such as traffic congestion and smog
诸如交通拥挤和烟雾的城市疑难问题
18.
The teacher answered our difficult questions.
老师解答我们的疑难问题。