purpose = pur（pro）(前) + pose(放) = 放在前面的→目的
pur = pur（pro）(前) = 为了向前追赶,获得→购买
ensue = en(使) + sue(跟着) = 继而产生，接着发生
She pursued the man who had stolen her bag.
The hounds pursued the fox.
Basically, the Greeks couldn't pursue very hotly with infantry.
He said Japan would continue to pursue these policies.
You're insane if you don't pursue a career in songwriting。
McKinnon didn't pursue the matter.
If your original request is denied, don't be afraid to pursue the matter.
That's an idea that's worth pursuing.
We're pursuing various possibilities.
If the company chooses to pursue the matter through the courts we will defend our position vigorously.
He might think she was pursuing him.
Is it impossible to pursue economic reform and democracy simultaneously?
Mr. Menendez has aggressively pursued new business.
It became harder for women married to diplomats to pursue their own interests.
She had come to England to pursue an acting career.
Ill health pursued her.
She fled and he pursued.