1.bread-and-butter 基本的

The opposition gained support by concentrating on bread-and-butter matters.

反对党集中关注影响群众切身利益的问题，从而获得支持-,n^tda^~X31-。

2.delinquency 行为不良，违法犯罪

Many theories concerning the causes of juvenile delinquency focus either on the individual or on society as the major contributing influence.

许多关于青少年犯罪原因的理论都把焦点放在个人或社会作为主要的促成影响上4up%KSn#Lj=*QO%9=Z7j。