There are all together 15 competiters to compete in today's English knowledge contest.

今天有 15 名优秀的同学参加这次英语知识竞赛。

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Young Teachers' professional Knowledge Contest designed to be fininshed in two hours was finished by me in 40 minutes. Hey!

青年教师专业知识大奖赛，两小时的题量，40分钟拿下。嘿！

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Recently, Bucheon Yao Autonomous county in the county carried out within the framework "of AIDS prevention into the health of family" knowledge contest with prizes.

近日，富川瑶族自治县在全县范围内开展“预防艾滋病健康进家庭”有奖知识竞赛。

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Brain of Britain is a nationwide general knowledge contest in which 48 listeners from all parts of the United Kingdom compete for the title.

BBC: defends Egghead Brain of Britain competitor

The arms race of the 21st century is a contest of knowledge.

FORBES: Magazine Article

You had only to study the previous two centuries of Florentine drawing, from the rocky pillars of Masaccio to the twisting perfection of Michelangelo, to see how knowledge grew through a contest in observation.

NEWYORKER: Moon Man