Translation of "Struggled" in Chinese

I struggled to get out of the subway.

我挣扎着挤出地铁。

He solved the problem in five minutes that I had struggled with for two hours.

他用五分鐘就把我煩腦了兩個小時的問題解決了。

We were founded upon the ideal that all are created equal, and we have shed blood and struggled for centuries to give meaning to those words – within our borders, and around the world.

我们的建国理念是“人人生而平等”。几个世纪以来，我们一直在全国乃至世界范围内为实践上述理念的真谛而浴血奋斗。