Population change was the unique and most active driving force while the policy, economy and technical factors were the most important external driving forces.

人口变化是城市土地利用集约度最独特、最具活力的驱动力，政策、经济和技术因素是重要的外部驱动力。

youdao

The only time that the eyes or head would not lead the action would be when an external force is driving the character’s movements, as opposed to his thought process.

除了当一个外力驾驭角色的运动阻止他的思考进程时，眼睛和头部的时间将不再引领动作。

youdao

The working conditions of power turbine of gas turbine during tested with external force driving were presented.

对燃气轮机动力涡轮用外力拖动作试验时的有关工作状况作了初步分析。

youdao

It is this fear, he says, that is a driving force behind China's worrying external behaviour.

ECONOMIST: The China model