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- 广义Smash-双积generalized smash-biproduct
- 双pair
- 双积dyadic
- 双积等式dyadic equality
- 双击double-click
- 广义Smash积generalized smash product
- 积old
- 广义broad sense
- 双语diglossia
- 一双pair
- 广义的general
- 资本公积contributed surplus
- 双赢Win-win
- Smash积smash product
- 双色two-tone color
- 卷积convolution
- 双线crewel
- 公积surplus
- 双字double word
- 弱smash积weak smash product
