Declining house prices may cause households to rein in both consumption and home buying plans, leading to further falls in house prices and overall weakness in the economy.

房价下跌可能促使家庭抑制消费、延缓购房计划，从而导致房价进一步下跌，造成总体经济疲弱。

The economy is leading some to rein in spending, even though they have not lost any income.

经济是导致一些人控制开支，尽管他们并没有失去任何收入。

There was another time when Newton was leading a horse up a mountain holding the rein in his hand.

还有一次，牛顿赶着一匹马上山，手里抓着缰绳。