1 PREFIX (用于构成动词或名词)表示“和…一起”,“共同”,“联合” co- is used to form verbs or nouns that refer to people sharing things or doing things together. (用于构成动词或名词)表示“和…一起”,“共同”,“联合”
2 PREFIX (用于构成名词)表示“共事者”,“伙伴”,“副” co- is used to form nouns that refer to people who share a job or task with someone else. (用于构成名词)表示“共事者”,“伙伴”,“副”