compositions

英 [ˌkɒmpəˈzɪʃənz]

美 [ˌkɑmpəˈzɪʃənz]

n. 成分; 构成; 组合方式; (音乐、艺术、诗歌的)作品; 作曲; 创作
composition的复数

柯林斯词典

N-UNCOUNT 组成;构成;组合方式
When you talk about thecompositionof something, you are referring to the way in which its various parts are put together and arranged.
1. 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。
2. 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。
N-COUNT (作曲家、画家等的)作品
Thecompositionsof a composer, painter, or other artist are the works of art that they have produced.
1. Mozart's compositions are undoubtedly amongst the world's greatest.
  莫扎特的作品无疑位居世界上最伟大的作品之列。
(学生的)作文
Acompositionis a piece of written work that children write at school.
N-UNCOUNT 艺术创作技巧
Compositionis the technique or skill involved in creating a work of art.
1. He taught the piano, organ and composition...
  他教授钢琴、管风琴和作曲。
2. The course is designed to help students with colour and composition.
  设置这门课程是为了指导学生如何运用色彩和构图。
N-UNCOUNT (音乐、诗歌等的)创作，作曲
Compositionis the act of composing something such as a piece of music or a poem.
1. These plays are arranged in their order of composition.
  这些剧作是按照其创作的先后顺序安排的。