谜语的英文：
riddle
conundrum

参考例句：

A perplexing speech or text;a riddle.
谜语令人困惑不清的话或文字；谜语。

It's as vexing as the riddle of the sphinx
这个问题和古埃及司芬克思的谜语一样令人费解。

Sphinx's riddle.
难解之谜（狮身人面的怪兽提出"什么动物早晨四条腿,中午两条腿,而晚上三条腿"的谜语）。

a difficult puzzle.
难解的谜语

A difficult puzzle
难解的谜语

Riddle my riddle.
解解看我的谜语。

Propound a theory [question, riddle]
提出学说[问题,谜语]

Solve a riddle
解答一个谜语

-- Who can answer a riddle?
“谁会破谜语？”

He has found out the puzzle.
他已猜中这条谜语了。

riddle是什么意思：
n. 谜语；谜团；谜一般的人（或事物）；粗筛
v. 筛分；使满是弹孔；充满；（给…）出迷；解谜

Riddle my riddle.
解解看我的谜语。

Riddle me, riddle me, randy ro
让我猜，让我猜，嗨哟嗬。

Sphinx's riddle.
难解之谜（狮身人面的怪兽提出

riddle type digger
格筛式挖掘机

Can you guess the answer to this riddle?
你能猜出这个谜吗?

conundrum是什么意思：
n. 难题；谜语

So, what to do about such conundrums?
那么，如此棘手难题该如何解决呢？

But if he is to push Israel into concessions he needs to answer the Hamas conundrum.
但如果他要促使以色列达成让步，那就需要回答哈马斯的难题。

A conundrum of Mr. Weston’s shall clear him and his next neighbour.
魏斯吞先生只消出一个谜，就算他和他的下座过了关了。

I do not propose to tackle this conundrum here, but would conclude that any game that forces a player to make choices or carry out virtual actions that they consider to be beyond the bounds of virtue is indeed, from a classical virtue ethics point of view unethical.
我不建议这里处理这个谜，但是将断定强迫一个播放器到的任何游戏做选择或执行他们考虑在优点的界限以外的虚拟行动确实，从一个古典优点道德观点不道德。