例句與造句

1. Momentum mapping on the fundamental groupoid
   基本群胚上的動(dòng)量映射
2. The discussion of pullback dirac structures for lie bialgebroid and lefe invariant dirac structures on poisson groupoid is our purpose in this paper
   本文主要目的是借助極大迷向子叢對(duì)偶特征對(duì)來研究拉回dirac結(jié)構(gòu)和泊松群胚上的dirac結(jié)構(gòu)。
3. It's difficult to find groupoid in a sentence. 用groupoid造句挺難的