动词短语 'spark off' 意思是引起，引发。

例句

Their decision sparked off a protest because people were very angry.

If I comment on my girlfriend's new haircut it might spark off an argument.

这个词也可以用来形容引起人们积极的活动。

The documentary sparked off an interest in astronomy.

请注意

'Spark off' 这个动词短语也经常以被动语态出现。

例句

The interest in the magic coin was sparked off by a demonstration of the game at a technology conference.

The argument was sparked off by his comment about Mary's haircut.