No, you also have to learn the sounds of the words so that you can speak them, and then most of the characters have multiple sounds used in different places, an

No, you also have to learn the sounds of the words so that you can speak them, and then most of the characters have multiple sounds used in different places, and they place multiple characters together for a lot of words. It's a lot more complex than just using letters, which is something they can also do.