Whenever my code needed some sort of data-caching mechanism, I've tended to "roll my own," as the saying goes.

每当我的代码需要某种形式的数据缓存机制时，我总是倾向于“自己动手丰衣足食”这句俗语所说的那样做。

youdao

People get together, they know each other — and all with a passion for the same thing — get together and produce some technology and roll it out and then sort of create a new market.

人们聚集到一起，彼此认识，而且对同一件事情充满热情，他们携手共进，开发和推广技术，开拓新市场。

youdao

Pushed, Keith admits he will have to alter the deeply slanted windshield, and there will likely be some sort of roll bar, since the car will not have a hard top.

FORBES: My Brother-in-Law, The Designer

Is XM getting ready to roll out some sort of new online music subscription service?

ENGADGET: XM planning online subscription music service and an XM Digital Music Player?