Dow
n. 美国陶氏；美国陶氏化学；道琼斯平均指数
🗣️ 情景例句
It's from the Fathers and Sons' Breakfast
那是在父子早餐会上拍的。
Did you watch the new office building being built?
你看过在建设中的新的办公楼吗？
Then we had to walk across some very wet ground.
然后，我们还得走过一些潮湿的地面。