1.What does this sign mean?
It means you shouldn't climb the tree.
2.What does this sign mean?
It means you shouldn't walk on the zhe grass.
3.What does this sign mean?
It means you shouldn't litter.
4.What does this sign mean?
It means you shouldn't take photos.
5.What does this sign mean?
It means you shouldn't eat or drink.
6.What does this sign mean?
It means you shouldn't touch it.
这个问题很简单,我刚才正好在翻英语书,就帮帮你啦!