1.A solid bloc of union members support the decision.

1.工会会员团结起来支持该决定。

2.The division of Europe into warring blocs produces ever-increasing centrifugal stress.

2.把欧作战团产来大的离心效果。

3.The five countries formed a regional trade bloc.

3.5 国成立一个地区性贸易团。