标签： 串背单词，分类词汇，短语
“动物类”相关短语
・horse riding [骑马]【构成】horse [马] + riding [骑（马）]【例句】I enjoy horse riding on weekends…
“动词+down”短语
“动词+down”短语 break down [分解，发生故障] 【构成】break[打破]；down[向下] 【例句】The car …