Technological changes will inevitably lead to unemployment.

　　技術變革將必然導致失業。

　　Ethnic tensions among the republics could lead to civil war.

　　各共和國之間緊張的民族關系可能導致內戰。

　　Many factors can lead to growth retardation in unborn babies.

　　許多因素可以導致胎兒發育遲緩。