Learning a new language is a big challenge for me.
學習一種新語言對我來說是個大挑戰。
Are you ready to take on the new challenge?
你準備好要接受這個新挑戰了嗎?
Our basketball team faced many challenges this year.
我們的籃球隊今年面臨了許多挑戰。
Finishing the math homework on time was a real challenge.
準時完成數學作業真是個難題。