lever pulling manipulation chart

例句：

1. 1. The engineerused a lever to lift the heavy box.
   工程师用杠杆把沉重的箱子抬起来。
2. 2.The data was manipulated to fit thedesired pattern.
   数据被操纵以符合期望的模式。
3. 3. The company's financial performance isclosely monitored by a manipulation chart.
   公司的财务状况由一张操纵图表密切监控。