The Nissan KA24E engine, while durable, was a heavy, iron-block unit that produced meager power for its size.

尼桑ka24 E铸铁发动机虽然耐用，但是与其产生的动力相比略显笨重。

youdao

Improved quality and design through refactoring; heavy, automated unit testing; and continuous integration.

通过重构改进质量和设计；重的、自动化的单位测试；连续集成。

youdao

To me, unit tests are fast running tests that typically test individual classes that don't have heavy external dependencies like databases.

对我来说，单元测试是快速运行的 测试，通常测试没有大的外部依赖项（如数据库）的单独的类。

youdao

It was transfixing to see how this imposing and heavy unit could be taken apart so easily and yet still look so robust.

WSJ: Making a Mark in Milan | Salone Internazionale del Mobile 2012

Maybe, but developing the packaging division will mean a heavy demand for investment capital from a unit with low returns.

ECONOMIST: Danisco

In the heavy truck market, the poundage of aluminum per unit has risen to 2, 150 pounds from 1, 709 pounds in 2006, he said.

FORBES: Aluminum Usage In Cars To Grow -- Davenport & Co