That's final.； no two ways about it； That clinches it.
blackboard-writing； writing on the blackboard；
board； plank； （體罰用的木板或竹片） bamboo or birch for bat； boarding
<名>printing plate；printing block；edition；page
edition； version
[刷] （出版先后次第） order [number] of tthe order in which editions are printed； edition 
