The script works because the feed number used to provide the feed list and the feed number used to select the feed itself will be the same.

这个脚本之所以可以工作是因为，用来提供提要列表的提要编号与用来选择提要本身的提要编号是相同的。

youdao

The destruction of coral through land use activities would cause a decrease in the number of predators that feed on Acanthaster larvae.

通过土地利用活动对珊瑚的破坏会导致以棘星幼虫为食的捕食者数量减少。

youdao

It not only contains a unique number but also identifies the feed from which it was retrieved.

它不但包含惟一编号，而且还标识了检索到它时所在的摘要。

youdao

"You could probably feed a number of families with what you could grow on these size allotments so people could go into a consortium to buy one between a couple of families, " he said.

BBC: Allotment

Both airlines will be able to make use of the European internal market to feed an increased number of UK-hubbed transatlantic services.

FORBES: 'Open Skies' Agreement Favors U.S.

He sees falling unemployment as a Fed-boosted number, yet one that will feed business and consumer confidence.

FORBES: Stocks At Record Highs Reflect Market Confidence In President Obama, GOP Sequester Deal: JPM Economist