Problems
n. 问题；难题（problem的复数）
✅ 同义词
🔴 反义词
🗣️ 情景例句
Yes. But could you wait one minute?
是的。不过， 你能等一下吗？
He skinned his knee.
他擦破了膝盖的皮。
The children were at school, my husband was at work and the house was quiet.
孩子们在上学，我丈夫在上班，家里清静得很。