Lines 49 to 52 define the menu and MenuItem for the add, find, and clear actions, which can be accessed from drop-down menus when the application is deployed and run.

第49到52行定义“添加”、“查找”和“清除”操作的Menu和MenuItem，当部署和运行应用程序时可以从下拉菜单使用它们。

youdao

The good news is that there are clear actions that organizations can take that will see them through the tough times ahead and help them emerge stronger.

有些明确的行动是组织可以采取的，以帮助组织度过艰难的时期并变的更加强大。

youdao

This allows us to identify clear actions so that lessons can be learnt and acted on quickly and thoroughly.

BBC: Seven 'potentially serious' NHS 111 helpline incidents

"As the Welsh government, we are taking clear actions to address some of these difficulties and are doing all we can within our powers to help people back into jobs or training, " she said.

BBC: Unemployment drops by 7,000 between June and August

But you should be clear about the actions that we are taking and that we have taken.

WHITEHOUSE: Press Briefing