Challenges
n. 挑战( challenge的名词复数 ); 要求; （警卫等）查问口令; 怀疑
🗣️ 情景例句
World-class athletes are extremely fit.
具有国际水平的运动员体格非常好。
How much is the interest a year?
每年利息多少？
OK! Don't worry. I can get it.
不用担心，我能拿下来。