实战口语情景对话 第1352期:Pests and Predators 有害生物和捕食者(1)

重点讲解：
1. go out 外出；
I don't go out whenever it rains.
天一下雨，我就不出门了。
2. at least 至少，起码；
At least they have a real chance to find work.
至少他们的确有找到工作的机会。
3. know about 了解，掌握；
Now I want to know about this thing from beginning to end.
我现在想源源本本地了解此事。
4. check out 检查；
This photocopy machine is not working properly. Could you check out the problem?
这台复印机不正常工作了，你检查一下好吗？