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Definitions4 characters
deng3 cha1 ji2 shu4
arithmetic series (such as 2+4+6+8+...)
Usage•••frequent
Pronunciations

As word

1
deng3
arithmetic series (such as 2+4+6+8+...)
2
cha1
arithmetic series (such as 2+4+6+8+...)
3
ji2
arithmetic series (such as 2+4+6+8+...)
4
shu4
arithmetic series (such as 2+4+6+8+...)