✅ 同义词
🗣️ 情景例句
I'm so sad to see this little dog without her family.
看到这只狗没有家 我真难过。
Would you help me lift this heavy box?
你将帮助我提起这个重盒子吗？
It's nothing serious.You'd better have a good rest.
（病情）不太严重。你最好好好休息一下。