It's only a couple blocks away.

那地方离这里只有几个街区。

《牛津词典》

Deer hunting season is only a couple of weeks long.

猎鹿季节只有几个星期长。

《柯林斯英汉双解大词典》

It's only a couple of minutes' work.

这只是几分钟的工作。

youdao

"Because there are only a couple of previous records of eruption at this particular volcano, it is difficult to judge either how long the activity will go on there, or how long the volcano might then be dormant before it goes active again."

VOA: standard.2010.04.15

He'd been diagnosed with, if I recall correctly, cancer as a freshmen--and his doctor had told him that he pretty much had no chance of recovery and indeed had only a couple more years to live.

他大一的时候就被诊断出癌症，如果我没记错的话--他的医生告诉他,他基本上没有治愈的可能了,并且实际上只有几年时间存活了。

耶鲁公开课 - 死亡课程节选

only a couple of vocabulary words daily to officially learn them.

就算正式学习，你们一天也只能记住几个。

有这样的困难 - SpeakingMax英语口语达人

Just five years ago, there were only a couple of angel investor groups in India.

BBC: The angels helping Indian start-ups spread their wings

There were only a couple of problems with my coming into the company as an outsider.

FORBES: Become an Opportunity Maker With Others

Crime has spread to places thought of as safe only a couple of years ago.

ECONOMIST: Greek woes