brainteaser

音标发音

The greatest brainteaser in this field has been to explain how processes in the brain give rise to subjective experiences.
此领域的最大谜团已被解析为大脑中的程序是如何引起自觉的经验。
It always arrives several days early and the birthday check inside holds a brainteaser—an idea Dad concocted when greeting cards became one of his duties.
它总是提前数日到达，而里面的生日支票上有一个谜语——当写贺卡成为爸爸的职责之一后，他想出了这么个主意。
Mr Hellman’s film, the mirror image of that other “Road to Nowhere”, is a clever brainteaser, but the greatest pleasures it affords are its moment-to-moment marvels of atmosphere and performance.
赫尔曼先生的电影，仿佛是镜子中的那个她。 “无果之路”是一个巧妙的谜题，最好的地方在于每时每刻都能给人以惊喜。

Post a weekly brainteaser in the company lunchroom or common area.
FORBES: 10 Brainteasers to Stretch Your Brain
Other more demure offerings include a brainteaser to tests intelligence levels, a pursuit that has attracted older gamers to bag the DS. Iwata also explained, perhaps for the completely uninitiated, that traditional games that focused on sports, shooting and fist fights tended to draw young males.
FORBES: Iwata Touts Nintendo DS Lite As Portable TV

a problem for which it is hard to find the answer, especially one which people enjoy trying to solve as a game