第二种情况：纵向说明。只要指出不同单位之间的比较，描述如何增减，增减幅度如何，反映出什么问 题，就可以了。
描述这样的图表时，可用以下词汇和句型：
1）The rise lasted for two weeks and then began to level off in June.
2）The trend游戏论坛大全increase slowed down in May.
3）The trend of increasing working hours began to gain momentum in January. (开始走强)
4）Prices went up by 50%， but the number of smokers maintained.
5）It picked up speed at the end of this year.
常用英语单词快速记忆法词汇及表达法：increase，decrease，rise，fall，slow down，level off，pick up speed，maintain，drop，the trend reverses，decline，gain游戏论坛大全lose momentum, a steady游戏论坛大全 substantial(实质性的)increase，a minor游戏论坛大全slight游戏论坛大全dramat ic drop。
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发表于 2020-9-4 17:29:26
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