sui generis [
'sju(:)ai'dʒenəris]
a. 独特的,自成一格的
sui generis[ adj ]
constituting a class of its own; unique
<adj.all>
a history book sui generissui generis works like Mary Chestnut's Civil War diary
Sui generis \Su"i gen"e*ris\ [L.]
Of his or its own kind.