re-,再，重新，do,做。

1. The book designer will have to redo the masterpieces layouts.

图书设计者将不得不重做这部名著的版面设计.

2. The book designer will have to redo the page layouts.

书籍设计者得重新编排版面.

3. Redo prevents a diabolical situation in multiple Undo.

在多次撤销中,恢复能避免糟糕情形的出现.

4. When used as comparison functions, Undo and Redo are really one function and not two.

在使用比较功能时, 撤销和恢复实际上是一个功能,而不是两个.

5. Redo these and return them to me before lunch, understood?

重新做这些然后午饭前把它们给我明白 吗 ?