Stannometry
亚钖滴定
🗣️ 情景例句
There's a lot of good things about suburban living.
郊区生活是有许多优点。
We have a few kitchen things and a dining room set.
我们有一些厨房设备和有餐厅
There were twenty cars in the race.
参加比赛的有20辆汽车。