点击下方单词,选择对的这个单词
1. 引发;触发;引起If something touches off a situation or series of events, it causes it to start happening.
1. put in motion or move to act
e.g. trigger a reactionactuate the circuits
Synonym: tripactuatetriggeractivateset offspark offsparktrigger off
多通过句子记忆单词,而不是单独死记硬背。