v.引导；领先；带领（动词lead的过去式和过去分词）
abbr.发光二极管(=light emitting diode)
They led a holy life. 他们过着圣洁生的活。
He led Mary to the altar yesterday. 他昨天和玛丽结婚了。
These events led to the declaration of war. 这些事件导致了宣战。
