点击下方单词,选择对的这个单词
1. introduce
e.g. Insert your ticket here
Synonym: insertenclosestick input inintroduce
2. surround completely
e.g. Darkness enclosed himThey closed in the porch with a fence
Synonym: encloseclose inshut in
多通过句子记忆单词，而不是单独死记硬背。
