A superficial way of creating a new kind of unit is to copy an existing unit and give it a caption that suggests that it is a different type of unit.

创建新类型单元的一种方式是复制一个已存在的单元，并给其起一个能够表面不同类型单元的标题。

youdao

The text between the and the is used as the caption for the link. It is common for the caption to be in blue underlined text.

和之间的文本为链接的标题。

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AFTER the success of last week's caption competition, which attracted more than 1,500 entries, we've decided to do it again this week.

在上周标题竞赛取得成功后(征集了超过1500条标题)，本报决定本周继续。

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The caption incorrectly said it was taken in 1954.

WSJ: Corrections & Amplifications

It depicts Liberal Chancellor of the Exchequer David Lloyd George (1863 - 1945) sitting on the budget and contemplating the building blocks of Capital and Labour, with the caption 'Can it be done?

BBC: In pictures: David Lloyd George election posters

The photo caption incorrectly stated that it was taken at the Bluegrass Clinic in Stanford.

WSJ: Corrections & Amplifications