【句子】
The practice of making excellent films based on rather obsc ure novels has been going on so long in the United States as to constitute a tradition.
根据默默无闻的小说制作优秀影片在美国由来已久，已经成为传统。
【解析】
1.excellent
1)adj.杰出的；优秀的；极好的
She would have made an excellent teacher.
她本可以成为杰出的教师。
2)常见词汇搭配
～+名词
excellent article 精彩的文章
excellent gifts 极好的天赋
