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：
名词
1. a message expressing a favorable opinion
e.g. words of approval seldom passed his lips
Synonym: approval
2. an official award (as for bravery or service) usually given as formal public statement
Synonym: citation
多通过句子记忆单词，而不是单独死记硬背。
