这种墨水会留下永久性的痕迹。

This ink leaves a ___permanent trace.

她做了个烫发，这样卷发可以保持半年。

She got a ___permanent so her curls would last for six months.

她在公司工作了五年后终于转为了正式员工。

After five years with the company, she was finally offered a ___permanent position.