If you are frantic, you are behaving in a wild and uncontrolled way because you are frightened or worried.
A bird had been locked in and was by now quite frantic.
一只鸟被关了起来,到现在它都非常狂躁。
If an activity is frantic, things are done quickly and in an energetic but disorganized way, because there is very little time.
A busy night in the restaurant can be frantic in the kitchen.
餐馆晚上生意好的时候,厨房可能会忙作一团。