arrangement/ ə'reɪnʤmənt /

1.noun [c] 
(agreement) 约定

2.noun [of books] [ furniture] 
(grouping,layout) 布置

3.noun [of flowers] 
(display) 插花

4.noun [of piece of music] 
改编的乐曲

5.n pl
arrangements (plans,preparations) 安排

to make an arrangement to do sth
为做某事做好安排
to come to an arrangement with sb
和某人达成协议
by arrangement
根据约定
to make arrangements (for sth)
(为某事)做好准备工作