Dulles
n. 杜勒斯（姓氏）
🗣️ 情景例句
By the way, what are you going to do on Christmas?
顺便问一下，圣诞节你打算做什么？
Never swap (or swop) horses while crossing the stream.
骑渡中流莫换马。（指危难时不宜做大变动）
We'll let you know the next time we need to place an order.
下次需要订购时我们会通知你。