您要查找的是不是：
- 左R-模left R-modules
- 純內射左R-模pure injective left R-module
- 純投射左R-模pure projective left R-module
- 左R-可消幺半群left R-cancellation semigroup
- 左left
- 她說話帶著鄉下人的輕柔的r音。She speaks with a soft rural burr.
- 模的modular
- 向左sinistrad
- R-SBFR-SBF
- 模數modulus
- R&D資金research and development fund
- 左對齊flush left
- R&D合作R&D cooperation
- 模組card of pattern
- 數學建模Mathematical Modeling
- 空間E-R模型Spatial E-R model
- 左下角lower left corner
- 厚向異性係數rcoefficient of normal anisotropy r
- 模態mode
- 彈性模量elasticity modulus
