You should not walk on the grass.

你不应该在草地上行走。

I like to walk on the grass.

我喜欢在小草上散步。

Visitors are requested not to walk on the grass.

参观者请勿在草地上行走。

Don't feed the birds.Don't walk on the grass.

不要养鸟。不要在踩踏草地。

Don't feed the birds. Don't walk on the grass.

不要养鸟。不要在踩踏草地。

People who walk on the grass are liable to a fine of $ 5.

践踏草坪者罚款五美元.

Don't walk on the grass!Don't pick the flowers!Don't chase the hens.

不要在草地行走！不要摘花！