207.But in the long run，too much specialization doesn't pay off.

英语四级译文:
但是，从长远来看，过多的专业技能得不偿失。

四级词汇讲解:
本句是一个简单句。
in the long run为固定短语，意为“从长远来看”。如:
In the long run, what they have sacrificed for their children is worthwhile.从长远来看，他们为孩子作出的栖牲是值得的。

与此形式十分相近的in the long term是介词短语，表示“在长期内;从长远观点来看”。如:
This regulation will be valid in the long term.这一规定长期有效。

本句中的pay off意为“偿清(欠款等)”。如:
It took them three years to pay off the debt.他们用了三年时间才还清欠债。

英语四级考点归纳:
与pay有关的短语还有:

※ pay up意为“还清(欠款等)”。如:
I'll take you to court unless you pay up immediately.除非你马上还清欠款，否则我要起诉你。

※ pay back意为“偿付;还击”。如:
He will pay back the money in monthly installinents.他将按月以分期付款的方式偿还。
He paid her kindness back with bows.他以拳头回报她的好意。

※ pay attention to意为“留意”。如:
You snooze, you lose. Next time you should pay closer attention.一不留神就会错过良机。下次要多注意了。