点击下方单词,选择对的这个单词
名词
1. someone who takes the place of another (as when things get dangerous or difficult)
e.g. the star had a stand-in for dangerous sceneswe need extra employees for summer fill-ins
Synonym: stand-insubstitutereliefrelieverbackupbackup man
多通过句子记忆单词,而不是单独死记硬背。