Planimegraph
面积比例规
🗣️ 情景例句
He and my Grandpa both went there.
他和我爷爷都曾在那儿读书。
What shall I give him for his Easter?
我要给他什么东西作为复活节礼物？
The moment he reached the country, he started his search.
他一到达冈比亚，就开始探寻工作。