N-COUNT
A splinter group is a group of people who break away from a larger group and form a separate organization, usually because they no longer agree with the views of the larger group. (因意见不和从大的团体中分裂出来的)小派别
Election officials said the main opposition party, The Botswana National Front, won six parliamentary seats while a splinter group, the Botswana Congress Party,won five.
VOA: standard.2009.10.19
Sony soon had a new force to contend with: an Anonymous splintergroup called Lulz Security, commonly known as LulzSec.