点击下方单词,选择对的这个单词
点击下面链接下载与本句相关的学习资源，包括PDF教材和音频练习，方便课后复习：
1. 缩写词；缩略形式An abbreviation is a short form of a word or phrase, made by leaving out some of the letters or by using only the first letter of each word.
1. shortening something by omitting parts of it
2. a shortened form of a word or phrase
多通过句子记忆单词，而不是单独死记硬背。
