quadratic polynomial
| regression
| quadratic polynomial abbr. | |
| econ. | 二次多项式 |
| regression abbr. | |
| desert. | 逆行 |
| econ. | 复归 |
| econ. од. | 倒退 |
| hydroel.st. | 退回 |
| hydroel.st. од. | 回归 |
| oil од. | 海退 |
| space | 退行 |
| sport. med. од. | 退化; 消退; 退行 |
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| 二次多项式 | |||
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quadratic polynomial : 10 phrases in 4 subjects |
| Business | 2 |
| Cryptography | 5 |
| Economics | 2 |
| Technology | 1 |