boost和improve的区别?请不要复制字典的内容!

improve是提高，改善．例如：
my english improved a lot this year.
我的英语今年提高很多．
our living condition has improved these years. 我们的生活条件这些年改善了．
boost是＜突破＞，还可以当＜发芽＞例如：
our country's economic boosted last year.
去年我们国家的经济有了突破．

boost
vt.
往上推
增加；提高
to boost prices
提高价格
增进；改善
We need to boost our spirits.
我们需要鼓舞士气。
增强（电压或水压）
〈计〉引导 (= bootstrap)
improve
vt., vi.
improved, improving
增进；改善；改良
This is not good enough. I want to improve it.
这还不够好，我要加以改进。
The government will have to improve its image if it wants to win the support from the public.
"*如果想要取得公众的支持,它必须改善自己的形象。"
（与on, upon连用）在…做出改进
I am unable to improve on his suggestion.
我提不出比他更好的建议了。
健康状况转好
He came back from his holiday with greatly improved health.
他度假回来，健康大为好转。

boost 是增强、增加、拔高之意
improve是完善、改善之意