There must be other languages that have a double-duty word that can translate this, but I can't think of one right now.

肯定有某种有这种双重词汇可翻译这个意思，但是一时半会儿我还没想出来。

youdao

This way, intelligent documents do double-duty: they integrate data capture with business processes and improve data accuracy through validation.

这样，智能文档承担两种职责：它们将数据获取与业务流程相整合，并且通过确认提高了数据的精度。

youdao

Soy products like tofu, tempeh and fortified soymilk do double duty in this regard, since they provide both calcium and protein.

像豆腐、豆豉和强化豆奶这类大豆制品在这方面有双重功能，因为它们可同时提供钙和蛋白。

youdao

There they are playing the score right up on stage ("Memphis, " "Rock of Ages, " "Chicago" and the celebrated "Encores" series, as well as the adaptation of the movie "Once, " where they do double-duty as actors).

WSJ: On Broadway, Musicians Are Rising Out of the Pits | By Joanne Kaufman

Most are 70% certified organic, and many do double- and even quadruple-duty.

WSJ: How Green Was My Shampoo? | Outer Beauty

Not only must you settle on a screen size, you also have touch-enabled machines to consider -- and don't forget those Atom-powered hybrids, which pull double duty as standalone slates and full-fledged laptops.

ENGADGET: 's holiday gift guide 2012: ultraportables