to make sure they know how to do it.

确保人人都能掌握这一操作
Because it's important.

因为这个操作这很重要
All these mechanics are very important

这些机制都非常重要
Each level in the chapter is another level that pushes that

这一章里其他关卡也都是这种推动作用
like, there's a level where

比如说还有另外一关
you need to continuously jump up one wall,

你需要顺着一面墙不停地往上跳
because there is no other wall to jump to.

因为除了这面墙没别的路可走
That's me teaching the player that:

这就是我想向玩家传达的信息
'You can do this'.

你可以这么玩
Everybody in the world will see a problem and want to solve it.

正常人发现问题都会想办法去解决
If you see something that were just a wall,

如果你看到面前只有一面墙
and you don't realize that you can keep jumping at the wall.

你可能没意识到可以顺着墙往上跳