| 单词 | pull back | 
| 释义 | pull back听听怎么读 
                            英 [pul b?k]
                         
                            美 [p?l b?k]
                         是什么意思 (使)(某人,尤指一组士兵)撤出阵地; 英英释义pull back
 学习怎么用 双语例句
 权威例句pullback (Rev #16, changes)homotopy pullback (Rev #17, changes)Pull BackPull back stent delivery system with pistol grip retraction handlePullback and Pushout Constructions in C*Algebra TheoryCoherentlike conditions in pullbacks.Pullback attractors of nonautonomous dynamical systemsIn vivo validation of intravascular ultrasound length measurements using a motorized transducer pullback system ☆On the Class Group and the Local Class Group of a PullbackExponentiable morphisms, partial products and pullback complements | 
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