英文翻译（好的回答加赏分）

Pre-requisites:
• User is logged into a system.
• User has relevant permissions (for example sa/sa user).
• An Agreement with ‘Active/Executed’ status/stage is created.

Main Case.
1. User opens an ‘Active/Executed’ Agreement to edit.
2. User presses ‘Amend’ (or ‘Renew’) button.
3. User does not input any info in Description field and presses OK button.
4. User makes sure Agreement screen is opened to fill a new version of the Agreement.
5. User fills nothing and tries to go out of this page.
6. The message appears:

7. User presses Cancel alternative.
8. The message form is closed. User is still on the current page and can continue to work.

Alternative Case.
1. User repeats steps 1-6 of the Main Case.
2. User presses OK alternative.
3. The message form is closed. The Amend/Renew action is canceled. User goes out of the current page to the desired one.

Pre-requisites:
前提条件
• User is logged into a system.
用户已登录
• User has relevant permissions (for example sa/sa user).
用户拥有相关权限（如sa/sa用户）
• An Agreement with ‘Active/Executed’ status/stage is created.
已生成‘Active/Executed’状态的协议

Main Case.
主事件
1. User opens an ‘Active/Executed’ Agreement to edit.
用户打开一个‘Active/Executed’协议进行编辑
2. User presses ‘Amend’ (or ‘Renew’) button.
用户点选‘Amend’或‘Renew’键
3. User does not input any info in Description field and presses OK button.
用户在描述域内没有输入任何信息并按下OK键
4. User makes sure Agreement screen is opened to fill a new version of the Agreement.
用户在确认协议窗口打开的情况下填写一个新版本的协议
5. User fills nothing and tries to go out of this page.
用户没有填入任何信息并试图退出当前页
6. The message appears:
显示如下信息：

7. User presses Cancel alternative.
用户按下取消键
8. The message form is closed. User is still on the current page and can continue to work.