VOA慢速英语:The Potomac River Flows Through Cities, History

短语讲解：

1. It flows more than 600 kilometers, from the Allegheny Mountains to the Chesapeake Bay and finally into the Atlantic Ocean.

more than 不只是；很
例句：More than 100 people were wounded.
爆炸还造成100多人受伤。

2. The area is home to birds such as the great blue heron and the American bald eagle.

such as 像， 例如
例句：Such as, this is a wonderful film.
例如，这是一出美好的电影。

3. For example, America's first president, George Washington, lived for many years along the Potomac in Virginia.

for example 比如
例句：For example, consider incomplete contracts.
比如考虑一下不完整的合同。

4. Today the park welcomes visitors who come to learn about life along the Potomac River.

learn about 获得，学得
例句：She can also learn about recently published science.
她还可以了解到最新发表的科研成果。

5. Today it no longer carries goods.

no longer 不再，已不
例句：You no longer need them.
你不再需要诸多借口。

6. Now we are getting close to the city of Washington.

get close to 接近
例句：It's get close to midnight.
就要到午夜了。

7. It carries out a land protection program, develops land and water restoration projects, and provides education programs for adults and young people.

carry out 执行；进行
例句：They should also carry out some fundamental reforms.
这些政府也应该执行一些基础性的改革。

8. We hope that Americans will always take care of their historic Potomac River.

take care of 照顾
例句：Take care of our kids.
好好照顾我们的孩子。