family tree的复数形式怎么拼写？

family tree的音标：family tree的英式发音音标为：['fæmili tri:]family tree的美式发音音标为：['fæməli tri]...

How far back can you trace your family tree?你的家谱可以追溯到多少代？A family tree is a diagram with branches, showing how the members of a family are descended and related.家谱是说明家族成员血缘承袭关系的明细分支图.It grew on a venerable and venerated ...

n.系谱，系谱图，族谱，族谱图...