Planimegraph
面积比例规
🗣️ 情景例句
How's my grandson?
我的孙子怎样啦？
Oh, no! I've missed my plane.
糟糕，我错过了我订的航班。
My plane leaves at seven, so I think we'll take a taxi.
飞机7:00起飞，因此我想我们得乘出租车去。