的: 4次方是 The fourth power of 2 i ...扩张: expand; enlarge; spread部分: part; section; portion出口的扩张部分: exit skirt扩张部: pavilion喷管的收敛部分: convergent section出口扩张部: exit skirt定义的扩张: extension of a definition度量的扩张: extension of metrics赋值的扩张: extension of a valuation函数的扩张: extension of a function火焰的扩张: flame spread基域的扩张: extension of base field联络的扩张: extension of connection领土的扩张: accession of territory模的扩张: extension of modules同构的扩张: extension of isomorphism同胚的扩张: extension of homeomorphisms域的扩张: extension of a field骨盆扩张部, 骨盆上部: pavilion of pelvis骨盆扩张部,骨盆上部: pavilion of the pelvis伸指肌腱扩张部: dorsal expansion; dorsalexpansion; extensor expansion喷管的推力: thrust of nozzle剩余域的扩张: extension of the residue field系数域的扩张: extension of coefficient fields