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. by a short distance
e.g. they moved it by inches
Synonym: by inchesby small degrees
2. a little bit at a time
e.g. the research structure has developed piecemeal
Synonym: piecemealbit by bitin stages
多通过句子记忆单词，而不是单独死记硬背。
