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
Stop irritating me.
别烦我了。
I locked all the doors.
我锁好了所有的门。
The last lap! Wu Peng from Class 1 and Lin Tao from Class 3 were still neck and neck.
最后一圈！1班的吴鹏和3班的林涛仍然是并驾齐驱。