上升：increase rise ascend core surge go up climb mount level up
下降: decrease fall drop descend decline reduce lessen level down
平稳:stable steady remain/maintain/keep/be the same as/similar to
波动:fluctuate fluctuation rise and falls up and down
占:occupy take up account for gain
而:while however whereas on the other hand actually/in fact
相比:by contract on the contrary likewise compared with
最高点:the highest the top the summit the peak the most
最低点:bottom less least rock bottom
平均:mean average
趋势:tendancy trend inclination
预见:prediction
达到顶峰: mount to
在...中占 the percentage of
有一个稳定的过程:a stable period can be seen
书香门第
