1.spark用作名词时意思是“火花”,转化为动词意思是“发火花”“飞火星儿”“闪光”“闪耀”,引申可表示“导致”。spark还可表示“大感兴趣”,指对某事表示热烈赞同或欣然同意。
2.spark可用作及物动词,也可用作不及物动词。用作及物动词时,接名词或代词作宾语。

spark off(v.+adv.)
导致,为…的直接原因 lead to; be the immediate cause of
〔说明〕 spark off常不用于进行体。
▲spark sth⇔off
His statement sparked off a quarrel between them.他的话引起了他们之间的一场争斗。
Stories about the fall of the government sparked off much of the selling of shares.有关政府倒台的说法使得股票抛售。
◇ 用于be ～ed结构
The explosive was sparked off by someone striking a match to light up a cigarette.有人擦火柴点香烟,以致引起了爆炸。
The trouble was sparked off by an apparently harmless phrase.这场麻烦是由一句明显无恶意的话引起的。

spark to(v.+prep.)
鼓舞,赞成 show great interest in sth
▲spark to sth
She sparked to the idea of an early start.她热烈赞成早一点出发。
▲spark sb to sth
Oou success sparked us to fresh efforts.我们的成功鼓舞我们做进一步努力。
The discovery sparked us to further study.这个发现鼓舞了我们去做进一步的研究。

spark with(v.+prep.)
发出火光 give out sparks
▲spark with sth
His eyes sparked with fury.他两眼直冒怒火。

用作不及物动词
▲S+～(+A)
What made the electric wire spark?是什么使电线打火?
The damp wood crackled and sparked.潮湿的木头噼啪作响并爆出火花。
用作及物动词
▲S+～+n./pron.
Fear of nuclear war sparked angry demonstrations.对核战争的恐惧触发了愤怒的示威游行。

［同义词］ n.  flash, glitter, sparkle
［词源］＜古英语spearca(火花)

A cigarette spark started the forest fire.香烟的火星引起了这场森林火灾。
We couldn't even raise a spark of interest for our plan.我们对自己的计划根本提不起一点兴趣。