challenged是什么意思

It was challenged by some climate and risk experts.

出自-2011年6月阅读原文

"You suspended Ray rice after our video," a reporter from TMZ challenged National Football League Commissioner Roger Goodell the other day.

2017年12月四级真题（第二套）阅读 Section B

Around 1804, Talleyrand challenged Careme to produce a full menu for his personal castle, instructing the young baker to use local, seasonal fruits and vegetables and to avoid repeating main dishes over the course of an entire year.

2018年12月四级真题（第二套）阅读 Section B

Is it possible to enjoy a peaceful life in a world that is increasingly challenged by threats and uncertainties from wars, terrorism, economic crises and a widespread outbreak of infectious diseases?

2016年6月四级真题（第二套）阅读 Section B

Patent law on genetically modified seeds should not be challenged.

出自-2013年12月阅读原文

Keep in mind, however, that this view is challenged by some researchers.

出自-2010年12月阅读原文

In 2012, Kaggle challenged its community to build a program that could grade high school essays.

2018年12月六级真题（第二套）听力 Section C

I quickly lower myself, ducking my head to avoid looking directly into his eyes so he doesn't feel challenged.

2018年高考英语全国卷3 语法填空 原文