both...and... 既…又…,不但…而且
be bound to 一定会…,必然…
be bound up in 热心于;忙于
be bound up with 与…有密切关系
break away 突然离开;逃跑,脱身
break down 打破;发生故障;中止
break in 训练;强行进入;打断
break into 闯进;突然…起来
break off (使)折断;中断;断绝
break out (战争等)爆发;逃出