Third, there is evidence that these materials work, and that schools can achieve something.

第三，有证据表明，这些材料 确实在发挥作用，而且学校也已经做出了一些成绩。

What we are doing here is to check if the materials work properly on the moon.

我们在这里做的是检查材料在月球上是否正常工作。

Higgins nodded to her as a sign of greeting; and she softly adjusted her working materials on the table, and prepared to listen.

希金斯向她点点头，表示打招呼。她轻轻地整理着桌上的工作资料，准备倾听。

Almost 12 students, between master and doctoral students, have worked on these devices, trying to study how the materials work, how they work together and how to build this device.

近 12 名硕士和博士生参与了这些设备的研究，试图研究这些材料如何工作、它们如何协同工作以及如何构建该设备。