adj.复合的
动词compound的过去式和过去分词形式.
The new plastic has been compounded of unknown materials. 这个新塑胶是用不知名的材料混合做成的。
Initial planning errors were compounded by carelessness in carrying the plan out. 计划原来就有错误，再加上执行中的粗心大意就更糟了。
