In grasses , the lemma , palea, and the flower they enclose.禾本植物的外稃 、 内稃及它们包被的花.As a result , the Graph Chasing , the Five Lemma, the Horseshoe Lemma in module theory generalized.把模论中的图追踪 、 五引理 、 马蹄引理推广到一般的情形....
The FBI kept a voluminous file on Pablo Picasso.联邦调查局保存了有关巴勃罗·毕加索的大量档案。He had fallen foul of the FBI.他已经惹恼了联邦调查局。FBI demands its employees absolute allegiance to this bureau.联邦调查局要求其雇员对该局绝对忠诚....