If that does not work for you (on NetBeans 6.0 it may not) just close and open it.

如果不成功(NetBeans 6.0可能不成功)，就关闭项目再打开。

youdao

If a relationship has been changed after the diagram is open, you need to select Refresh from the diagram pop-up menu or close and open the topic diagram to get it updated.

如果当图打开后，一种关系已经更改，那么您需要从弹出式菜单中选择Refresh，或者关闭再打开这个主题图来使其更新。

youdao

Open your pencil box, close your book and carry your bag.

打开你的铅笔盒，合上你的书然后背上你的书包。

youdao

In a battle, the windows would open, the cannons would fire, and the windows would close again.

VOA: special.2009.09.10

I can have functions with no parameters, that's fine, I will still need the open and close paren there to identify that I have no parameters.

我每次都需要进行输入码？,函数可以没有参数,我依然需要前后括号,来定义我没与参数。

麻省理工公开课 - 计算机科学及编程导论课程节选

It has a gate on it and that gate is in open or close state depending on whether a ligand is present or not.

在这个通道上有个门,这个门是打开还是关闭,取决于配体到来与否

耶鲁公开课 - 生物医学工程探索课程节选

Performance from the Core i5 processor seemed zippy at first blush: apps close and open quickly, and transitions are smooth.

ENGADGET: Microsoft Surface Pro hands-on Hands-on

But all these theories ignore the fact that car companies close and open or expand factories for a host of different reasons.

BBC: Car industry troubles

This is formidable task and will require very close integration and open working relationships with partners.

FORBES: Did Microsoft's Ballmer Keynote Get It Done At CES?