The first one that might occur to him is to manufacture light, to use a lantern or a searchlight.

他首先可能想到的是用灯笼或探照灯制造光源。

youdao

He played a searchlight on an object.

他用探照灯照射目标。

youdao

If a searchlight catches us, alarms will go off.

如果探照灯照到我们，警报就会响起来。

youdao

With flags that read "Don't Tread On Me", Tea Party supporters gathered in a windswept dusty lot in the desert in Searchlight,Nevada, the hometown of Senate Democratic leader Harry Reid.

VOA: standard.2010.03.28

Some of the local residents in Searchlight did not like the fact that outsiders had come in to target Senator Reid, who faces a difficult re-election bid this year, in part,because of his work in guiding the divisive health care reform bill through Congress.

VOA: standard.2010.03.28

Look out onto the open sea, and the Nao intensifies and narrows like a searchlight.

WSJ: The Petzl Nao: A Smarter Light | At Play

Arriving once again to a very crowded Trafalgar Square we could see Nelson lit up by a searchlight.

BBC: Witness

No, I fear that Mars moves in very murky and mysterious ways indeed, and we mere mortals are unlikely to be able to shine a searchlight upon them - at least, not until Apollo stops being the god of 40 watt light bulbs.

BBC: A Point of View: Why euphemism is integral to modern warfare