几何级数
Traditional form:
幾何級數
Pinyin (reading):
jǐhéjíshù
Definitions:
- geometric series
Characters:
- 几 - small table; how many; a few, some
- 何 - what, why, where, which, how
- 级 - level, rank; class, grade
- 数 - count, number, several
Traditional characters: