挑战用英语怎么说

挑战用英语说是"challenge". 这个词来自拉丁语"challengēre"，意思是"挑战，质疑，控诉"。下面是一些例句：
"His new book is a challenge to conventional wisdom about the economy."
"She was ready to accept the challenge and climb the mountain."
"The team is looking forward to the challenge of playing against the best team in the league."
"He was determined to meet the challenge and finish the race."