The number of rods in the traditional suanpan is usually odd, and never less than nine.
Source: wiktionary
Suanpan
Synonyms for "suanpan"
Ranked by relevance and common usage.
Sample sentences
2 total sentences available.
Humboldt defended the idea that the Chinese suanpan (our abacus) might be at the origin of our number system.
Source: wiktionary