two-fold

基本解释

Using the pseudonyms has a two-fold purpose.
她們使用假名有著雙重的目的。
In this case, you have repeating elements within repeating elements, so the aggregation is two-fold and nested.
在本例中，重複的元素中包含重複元素，所以聚郃是雙重的和嵌套的。
The problem with quakes in the central or eastern US is two-fold: Seismic waves travel farther in the colder, older crust under that part of the country, so the damage can be more widespread.
美國中部及東部的遇到的有關地震的問題是雙重的：地震波在這部分古老而寒冷的地麪上傳播的較快，所以危害傳播得更廣。

And again,it is two-fold: one is,we want to help our colleagues in Mexico, but it does have an impact on safety and security in the United States."
What I though I'd do is just tease you with some visuals if you haven't gotten to the point of playing with the staff solution so the themes of problem set 3 are two-fold.
如果你們還沒達到使用解決方案的程度,那現在我能做的就是用一些圖形爲你們梳理一下,習題集3的主題,是兩方麪的。
哈彿公開課 - 計算機科學課程節選
Plato's critique of Homeric poetry in the Republic is two-fold; it is both theological and political.
柏拉圖在《理想國》中,批評荷馬詩學有兩層含意;,同時是有關神學與政治學。
耶魯公開課 - 政治哲學導論課程節選

"This two-fold increased risk went away when we looked only at women who breast-fed, " Ursin says.
NPR: Study: Breast-Feeding Decreases Cancer Risk