zǐ​mǔ

interest and capital

子母 zǐ​mǔ
interest and capital
the financial relationship between interest (child) and the principal or capital (mother)
mother and son noun
the relationship or literal pairing of a mother and her son
nested objects
a set or combination of a large object and a smaller one of the same type

Frequency

Written text
0.779 per million

Sources

Definitions
CC-CEDICT
Frequency data
BCC Corpus (BLCU)