Forests vary greatly in composition from one part of the country to another.
一个国家不同区域的`森林在组成结构上存在很大的差异。
Television has transformed the size and social composition of the audience at great sporting occasions
电视改变了重大体育赛事观众的规模和其社会阶层构成结构。
He taught the piano, organ and composition
他教授钢琴、管风琴和作曲。
He handed his composition to the teacher.
他把作文交给了老师。
Please shorten your composition.
请压缩一下你的作文。