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- 弱R0代数 Weak R0 -- algebras
- R0代数 R0 algebra
- 子R0代数 R0-subalgebra
- 基础R0代数 basic R0 algebra
- 局部R0代数 Local R0-algebras
- R0代数的根 Root of R0-algebras
- 体弱的孩子在冬天易患感冒。 Children of poor health are very prone to colds in winter.
- 以强凌弱，胜之不武。 It is no honour for an eagle to vanquish a dove.
- 体弱是过度劳累的必然结果。 Poor health is a necessary result of over-exertion.
- 从隔壁房间里传来低弱的叫喊声。 A feeble cry came from the next room.
- 你的代数题做不下去了吧? Are you stuck over your algebra?
- [音乐]渐弱 diminuendo
- [音乐]极弱地 pianissimo
- [音乐]渐弱的 decrescendo
- 我儿子要我帮他解一道代数题，但我自己却一点儿也不懂。 My son asked me to help him with an algebra problem,but I couldn't make it out at all.
- 他体弱多病对他求得一个薪水很高的工作很不利。 His bad health is a great disadvantage for him to get a good paid job.
- TKK代数 TKK algebra
- 这个拳击手向前进攻时，失去警惕，露弱弱点而遭到对方攻击。 The boxer led with the chin when he dropped his guard as he moved forward.
- TL-代数 TL-algebra
- Ｋ次弱平稳过程 weakly stationary process of degree k
