In Theodore Maiman's first laser, a rod of man-made ruby supplied the electrons.

VOA: special.2010.09.01

It can mean a measuring rod. And so it comes to be a list that accounts as authoritative in early Christianity.

量杆的意思，所以它是一列书目,它在早期基督教里是权威的。

耶鲁公开课 - 新约课程节选

Moses holds out a rod during battle in order that Israel prevail over her enemies, and Joshua will do the same with a javelin.

摩西在战役中手持权杖以使以色列人击败,敌人，约书亚将用标枪做同样的事情。

耶鲁公开课 - 旧约导论课程节选

He was in the circus going around the country with his big iron rod telling everybody the story as they surrounded him and clapped.

他跟着马戏团全国巡演,带着他的大铁棒，告诉大家这个故事,观众们围着他并鼓掌。

耶鲁公开课 - 心理学导论课程节选

There's an angler fish at the bottom of the ocean that has a rod sticking up from the top of its head with a lure to capture other fish to fool them in thinking that this is something edible and then to themselves be devoured.

在深海中生活着琵琶鱼,这种鱼的头顶会长出鱼竿状的长刺,用于引诱和捕获其他鱼类,让它们误认为那是食物,然后它们自己就被吃掉了。

耶鲁公开课 - 心理学导论课程节选