This is a very powerful capability because it enables an on demand extension (see Resources) of existing design and code.

这是一个非常强大的功能，因为它支持现有设计和代码的按需扩展(参见参考资料)。

youdao

Let's say that extension of unemployment stimulates demand such that 5 jobless workers are hired, but that it also encourages 10 new jobless workers to enter the Labour force.

比方说延长失业救济刺激了需求导致5个失业工人被雇佣，但这也激励了10个新失业者进入这个劳动力市场。

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Thus, the authors propose the necessary measures to establish a harmonious extension -system of water -saving agro -technique is to cultivate the demand of market.

提出了从培育市场需求拉动建立协调的节水农业技术推广体系的必要措施。

youdao

Meanwhile, Republicans in the House of Representatives are dropping a demand that any extension of a payroll tax cut for 160 million Americans be offset by spending cuts elsewhere in the budget.

BBC: Obama budget plan to tax the rich

The House back-benchers now demand a one year extension of the payroll tax holiday.

FORBES: A Two-Month Payroll Tax Cut Is Dumb, And So Is How Congress Got There

The Center believes that Congress should also demand that there be no extension of the Jackson-Vanik waiver beyond June and that CCC's creditworthiness assessment of the Soviet Union be released publicly and subjected to congressional scrutiny.

CENTERFORSECURITYPOLICY: Center For Security Policy