本集核心英语单词及例句：

1.operator (n.)话务员；行家
I called Sebastian several times, but the operator said the phone was busy.
我给Sebastian打了好几次电话，但是话务员说电话占线。

2.cucumber (n.)黄瓜
We had a delicious cucumber salad at the Greenhill Coffee Shop.
我们在格林希尔咖啡店吃了一道美味的黄瓜沙拉。

3.opposite (n.)对立面；反义词
What is the opposite of happy?
开心的反义词是什么？

4.patch (n.)补丁；斑点
They are both going through rough patches in their marriages.
他们俩都在经历他们婚姻中的困难时期。

5.healthy (adj.)健康的；健全的
You should always eat a lot of healthy fruit and vegetables.
你应该经常多吃点健康的水果和蔬菜。