短语讲解：

1. So, she probably heard the Shoshone language, translated it into French, her husband translated into English for Lewis and Clark.

translate into（把…） 翻译成…; 把…转化成
例句：Can you translate into Chinese what the Captain has just announced?
你可以把机长刚才的广播翻译成中文吗?

2. And a business trip is usually for a specific purpose related to your job.

relate to 涉及; 同…有…关系
例句：All these questions relate to philosophy.
这些问题都跟哲学有关。

3. So, what can look forward to and our listeners, what can they expect?

look forward to 期望，盼望
例句：We look forward to the dawn of better days.
我们期待较好的日子的来临。