图表作文的具体表达法
增加：increase / raise / rise / go up / grow/ jump/ ascend
减少：decrease / grow down / drop / fall/decline/reduce/ descend
波动：fluctuate / rebound / undulate / wave ...
稳定：remain stable(steady) / stabilize / level off ...
最常用的两种表达法：
1. Verb+Adverb form
The number of XXX
+increase/jump/rise/decrease/drop/fall/fluctuate...
+insignificantly/significantly/slightly/suddenly/rapidly/dramatically/sharply/steeply/steadily/gradually/slowly...
+from (第一时间) to (第二时间) / between (第一时间) and (第二时间)
2. Adjective+Noun form
There was a (very) sudden/rapid/dramatic/significant/sharp/steep/steady/gradual/slow/slight
+increase/jump/rise/de
