Dow
n. 美国陶氏；美国陶氏化学；道琼斯平均指数
🗣️ 情景例句
Don't open the door if you don't know who it is.
如果有陌生人敲门不要开门。
The wine in the bolttle does not quench thirst.
瓶中之酒不解渴。
Can we go and have a drink after that?
种完这棵树后我们能去喝点水吗？