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
I'll come and give you a hand tomorrow.
我明天来帮你忙。
I have a runny nose.
我流鼻涕。
I was being tested for a driving licence for the third time.
我第3次接受驾驶执照考试。