One of the most frequent mistakes they make is giving indirect sources. "they cite something that quotes the same thing from another source," he says.

在他看来，最常见的问题就是“二次引用”，“他们会引用其他文献中引用的内容。”

youdao

With an indirect, natural light source (under a tree, indoors near a window) -it will show whether blue really is your best color.

试衣服时使用白色墙作为背景。使用非直接照射的自然光源(树下靠近窗户的室内)，这会让你知道蓝色到底是否真的是你的最佳颜色。

youdao

Even the lighting design has been influential to the project, where the primary light source for the roof of the bike rack is indirect and hidden.

项目的照明设计也很受重视，其中自行车机架屋顶的主要光源都是间接和隐藏式的。

youdao

It should be noted that this would likely be considered a prohibited transaction if the second loan was from another source besides an IRA, since the indirect benefit would still have come into play.

FORBES: IRA Cross Loans? Don't Even Think About It

Even with all of the production tax credits, loan guarantees and a battery of other direct and indirect subsidies, nuclear power remains the most expensive source of conventional electricity on the grid once capital costs are plugged into the equation.

WSJ: The Experts: What's the Best Way Forward on Nuclear Power?

Whatever the source, the researchers are concerned that this warming can lead to more melting and have direct and indirect effects on global sea levels.

BBC: West Antarctic Ice Sheet warming twice earlier estimate