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

Your eyes close，I die；your eyes open，I come back to live.Your eyes close and open again and again，I die again and again.

你的眼睛闭上，我就死了，你的眼睛睁开，我又活过来了，你眼睛眨呀眨，我就死去活来。

youdao

Your eyes close, I die; your eyes open, I come back to live.Your eyes close and open again and again, I die again andagain.

你的眼睛闭上，我就死了，你的眼睛睁开，我又活过来了，你眼睛眨呀眨，我就死去又活来。

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

You know,they drive home from work, they open the garage door, they go in, they close the door, and that's it, end of the day.

他们下班开车回来，打开车库门，进门，关门，一天就这样结束了。

欧洲和美国的差异 - SpeakingMax英语口语达人

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?