1.各种图表的名称(Types of chart)
饼状图(Pie chart)： 饼状图内部分成一块一块，用于表示所占分量，那一块一块就叫"segment"。
线形图(Line graph)： 横轴叫axis,枢轴叫vertical,实线是solid line,虚线是broken line柱状图(Bar chart)： 每一个矩形就叫一个bar表(Table)： 表的“行”是“row”，“列”是“column”流程图(Flow chart)组织结构图(organigram
2.描述变化时(Describing Change)
(1)向上的趋势(Upward movement)：
To increase/rise/go up
To grow/expand
To rocket/boom/soar
e.g. We increased sales。
We expanded our workforce。
We raised our prices。(注意：Raise是及物动词)
(2)向下的趋势(Downward movement)
To decrease/fall/drop/decline/go down
To slump/collapse/plummet/crash
注意：decrease和drop是及物动词
(3)不再变动(an end to movement)
To flatten out/ level off
(4)无变化(No change)
To remain constant/stable
To stay the same/ at the same level
To maintain/hold/keep
e.g. We need to hold our costs down。
我们需要保持低成本
3.变化的程度(Degree of change)
Dramatically/considerably/significantly/moderately/slightly
e.g. Sales have fallen considerably。
销售大幅度下降
Profits rose slightly。
利润缓慢上升
4.变化速度(Speed of change)
Rapidly/quickly/suddenly/gradually/steadily/slowly
e.g. Sales went up rapidly。
销售迅速增长