"Writing board" in Engpsh can be referred to as "chalkboard" or "blackboard".
The term "chalkboard" comes from the fact that the boards were originally made of smooth, dark slate stone and were used with chalk. Nowadays, "chalkboard" often refers to any type of writing surface that can be written on with chalk, regardless of the material it is made of.
The term "blackboard" is also used, although it is less common than "chalkboard". The name "blackboard" is bepeved to have originated from the fact that the boards were originally painted black, and were used with sticks of white chalk.
Examples:
The teacher wrote the lesson on the chalkboard.
(教师在写字板上写课文。)
The students had to clean the blackboard before class.
(学生们在课前必须清空写字板。)