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- Pell数Pell numbers
- 数to count
- Pell级数Pell series
- 行数linage
- 页数pagination
- Pell方程Pell equation
- 有数know exactly about sth.
- pell议程Pell equation
- 数位digital
- Pell多项式Pell Polynomials
- 数个couple
- Pell方程组Pell equations
- 为数amount to
- Pell方程理论the theory of Equation
- 可数名词countable
- 联立Pell方程Simultaneous Pell equations
- 份数umber
- 联立Pell方程组Simultaneous Pell equations
- 数数spillikin
- 广义伴随Pell数列的平方类Square Classes of Generalized Companion Pell Sequences
