block: 堵塞
Some students today blocked a highway that cuts through the center of the city...
今天一些学生堵塞了一条贯穿市中心的公路。

negotiation: 谈判，协商
Four years of negotiation ended fruitlessly last December.
历时4年的谈判在去年12月无果而终。
The way forward in this situation is by diplomacy and negotiation.
在这种情況下要取得进展需要讲究点手腕和商谈.

try to: 尽量
I try to remember all the good times I've had here.
我试着回忆在这里度过的所有美好时光。