✅ 同义词
🗣️ 情景例句
He is working on a book about the Vietnam War.
他正在写一本关于越战的书。
Love is the mother oflove.
爱产生爱情。
The system has worked so well, that it has been adopted in other countries too.
由于这种制度行之有效，已被其他国家采纳。