Her job was to serve as a gatekeeper, a human shield for the technicians.

她的工作是当一个看门人——技术员的人盾。

youdao

He is a shield for all who take refuge in him.

凡投靠他的，他便作他们的盾牌。

youdao

You may need to wear an eye shield for a few days after surgery.

手术后的几天你可能需要戴一个眼罩。

youdao

Its ultimate aim is to build a series of laser tracking stations in various countries to provide a defensive shield for activity in space.

VOA: standard.2010.07.24

The moon was compared to Satan's shield, and Milton was preparing us then for this radically ambiguous status of this providential moon.

月亮在这里被比作撒旦的盾，弥尔顿准备着让我们了解到这个充满神意的月亮,所处的基本的暧昧不清的地位。

耶鲁公开课 - 弥尔顿课程节选

Now, this particular simile conjures for us an image of someone trying to get a fix on Satan's shield, and there's the suggestion here of an attempt to get a proper perspective on this huge character, Satan.

这个特别的比喻如同戏法般,像我们展示了一个想要对撒旦的屏障有所一瞥的形象，这里有找出对这个重要的人物，撒旦,的一个合理的观点的暗示。

耶鲁公开课 - 弥尔顿课程节选

But there is plenty of resistance to the idea of a European shield for Spain.

CNN: The pain in Spain that threatens the eurozone

He was speaking as a senior Russian general revealed that Moscow is preparing a missile shield for Europe.

CNN: UK signals support for missile plan

This raised the prospect that America could construct a limited missile shield for itself while still observing the treaty.

ECONOMIST: Mutually assured stalemate