Keep off at your peril!

　　走開，否則發生危險自己負責！

　　Keep off the grass.

　　請勿踐踏草地。

　　We'd better keep off the sensitive topic.

　　我們最好避開這個敏感的話題。

　　Some bread will keep off hunger for a while.

　　吃些面包會抵擋一會兒饑餓感。