Most national parks waived entrance fees but closed visitors centers.

大多数家公免收门票，但关闭游客中心。

Hill's pressure later led to the creation of national parks and green belts.

后来，由于希尔的助推，促成各种家公和绿化带的建立。

Bears are the most popular animals in a number of our national parks.

熊在我们的很多家公中是最受欢迎的动物。

16. What does the speaker say about the bears in national parks now?

16. 讲话者对家公中熊的现状是怎样描述的？

17. What does the speaker say about visitors feeding bears in national parks?

17. 关于游客在家公喂熊，讲话者怎么说？

Some of the nation's best-known parks, national parks, closed today, citing the pandemic.

些美知名的公，家公今天宣布关闭，因为疫情需要。

Half of the 10 pilot areas under review for national park status.

它们在全部10个创建家公的试点区中，占到。

Gyms closed. Many national parks are closed.

健身房关门，许多家公也关闭。

It's more than just a national park, it's a national treasure.

它不仅是座家公，更是家宝藏。

Take, for example, this image of the Great Smoky Mountains, America's most visited national park.

以这张大雾山的图片为例，它是美访问量最大的家公。

So, they come from those private ranches, national parks and they come to this community.

所以，它们来自那些私人牧场，家公，它们来到这个社区。

And then there's the potential ecological risks within national park in the proposed trajectory.

在这个计划的轨道上，家公内还有潜在的生态风险。

For example, the family lived on the fringe of a national park.

例如，这个家族住在个家公的边上。

Now we can't get into any of the national parks.

现在我们不能进入任何家公。

Many people stay in campgrounds in national parks.

许多人在家公里露营。

People go to a national park to enjoy nature.

人们可以在其中享受自然。

The 14,000-hectare park is one of the smaller major national parks in the country.

这个占地14000公顷的公是该较小的主要家公之。

It is the largest national park in the lower 48 states.

它是本土48个州中最大的家公。

The National Park Service urges people to volunteer at nearby national parks on that day.

家公管理局敦促人们当天在附近的家公做志愿者。

From castles to the national park, Bari is a picturesque charming city.

从古堡到家公，巴里是座风景如画的迷人城市。