您要查找的是不是：
- If this option is not selected, files that were not already open for editing will remain closed, and no Undo option will be available in those files. 如果未选择此选项,尚未打开进行编辑的文件将会保持关闭,而且“撤消”选项在那些文件中将不可用。
- The Undo menu also contains the option All Changes. 撤消菜单还包含了一个所有改变选项。
- It's better for the doer to undo what he has done. 解铃还需系铃人。
- You must do it; you have little option. 你必须做,你没有选择的余地。
- The knot was fastened in such a way that it was impossible to undo. 这个结系得那么紧,根本解不开。
- It is at your option to stay or leave. 去留随你的便。
- You must do it; you have no option. 你必须做，你没有选择的余地。
- She has taken an option on that piece of land. 她已取得那块土地的购置权。
- The former option favours the married man. 前一种选择对已婚男子有利。
- undo option 撤消选项
- Mention of the boy would still undo her sometimes. 提起那个男孩有时仍会使她失去镇静。
- It is better for the doer to undo what he has done. 解铃还需系铃人。
- His pride will undo him some day. 他的傲慢总有一天会毁了他。
- To enable Undo, select the Keep modified files open after Replace All option. 若要启用“撤消”,请选择“全部替换后保持将已修改的文件打开”选项。
- This knot is so tight I cannot undo it. 这个结太结实了，我解不开。
- The buyer has the option of canceling the contract. 买主有权撤消合同。
- His pride will undo him someday. 他的傲慢总有一天会毁了他。
- To undo or loosen(a knot or something knotted). 解开解开或松开（一个绳结或纠结在一起的某物）
- We have the option of going or not. 我们有去或不去的选择自由。
- As a computational facility, Undo has no merit. 作为计算机的一项功能，撤销没有什么优点。
