You can just make up field names and use them in your code.

您只需创建字段名称，然后在代码中使用。

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Narrow structures extend into the blue water like docks; small white dots break up field of blue like ships on water; and the structures lining the area resemble large warehouses.

狭长的建筑物像码头一样向蓝色的水域延伸。水面上一个个的小白点就像在水上的小船；一座座建筑物划分出的区域就好象一个个大的仓库。

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This discovery has opened up a whole new field of research.

这个发现开辟了一个崭新的研究领域。

《牛津词典》

And if you think there are more commercials breaking up the action on the field than there used to be, you're right.

VOA: standard.2010.01.27

Now in addition to defining literature, literary theory also asks questions obviously not unrelated but which open up the field somewhat.

除了定义文学以外，文学理论还提出一些,显然不是不相关，却开辟了新领域的问题。

耶鲁公开课 - 文学理论导论课程节选

I sit in my field. I'm eating my carrot. I hold it up and I say, "This is raw? It's ridiculous. 'Raw' as opposed to what?" Right?

我坐在我的地上，我吃我的萝卜，我突然拿起它，说，这萝卜是生的吗，这简直荒谬，不是生的是什么，是吧？

耶鲁公开课 - 文学理论导论课程节选

Cole caught Middlesbrough by surprise with the visitors' defence all up field for a corner.

BBC: Sinclair gives Hammers hope

Also, start-up field experience is rare, especially as the first hire in a new market.

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Against France and Wales, they attempted to barnstorm their way up field with limited success.

BBC: Ireland v Scotland (Sat)