I have spent the last five years working specifically in this field.
过去五年我专门在这个领域里工作。
I had a hamburger and a fried chicken leg?
我吃一个汉堡包,一个炸鸡腿。
But even in the most favourable circumstances only a small fraction of the creatures that die are preserved in this way before decay sets in or, even more likely, before scavengers eat them.