bifurcation

剑桥词典

[ 不可数或单数名词：没有复数形式的名词 ]
the fact that something is divided into two parts or the act of dividing something into two parts
分枝；分叉
[ 可数名词：有复数形式的名词 ]
either of the two parts into which something divides
分枝后的一枝；分叉后的一部分 返回 bifurcation