Simone
break up和break down的区别宽备：
1、break up v. 打碎慎正毁, 破碎, 分裂, 结束, 衰落, 分解, 变坏, 驱散 。侧重于物理上的分解，同时有精神崩溃、终止、结束、解散的含义。
2、break down v. 毁掉, 制服, 压倒, 停顿, 倒塌, 中止, 垮掉, 分解 。侧重于化学上的分解,同时还有镇压、机器损坏故障、健康状况下降、计划终止等。
拓展资料
break up
1、Civil war could come if the country breaks up
如果国家分裂就会爆发内战。
2、My girlfriend had broken up with me
我的女朋友已跟我分手了。
3、MPs say they work too hard and that is why so many of their marriages break up
国会议员们声称他们工作过于辛劳，因而导致他们当中很多人婚姻破裂。
4、A neighbour asked for the music to be turned down and the party broke up
因为一个邻居要求把音乐音量调低，聚会便散了。
5、It's the last week before they break up, and they're doing all kinds of Christmas things.
这是放假前的最后一周，他们正在为圣诞节作各种准备。
break down
1、Their car broke down.
他清粗们的车子出故障了。
2、Talks with business leaders broke down last night
昨晚与商界领导人的谈判破裂了。
3、The report breaks down the results region by region
报告将调查结果按地区分成若干部分。
4、Over time, the protein in the eggshell breaks down into its constituent amino acids
时间久了，蛋壳中的蛋白质就会分解为其构成成分氨基酸。
