如何使用 "unfortunately" 造句

1. Things unfortunately aren 't so black and white .
不幸的事不是那么黑色和白色。
2. Unfortunately , this is all so much theory .
可惜所有这一切都停留在理论层面。
3. Unfortunately , it was all built on a lie .
不幸地是,一切都建立在谎言之上。
4. Unfortunately the rehabilitation of released prisoners can also be expensive .
不巧的是,对刑满释放人员的改造同样代价高昂。
5. Unfortunately , they inspire many people .
遗憾地是,依然给许多人以启示。