沪友详解A
They promised to pay me yesterday,but they are dragging their feet.
（核心词:drag one's feet因为不情愿而放慢做某事的速度
核心词应用举例：It's also a waste of time of your own when you are dragging your feet whatever the reason is.）
他们答应了今天付我钱，而事实上却一再拖延。

例句
1、She could not drag her feet another step.
她无法再拖动她的脚一步。
2、Otherwise, some departments might drag their feet in participating.
否则的话，有些部门可能不会积极参与。
3、One horsepower is the amount of energy it takes to drag a horse 500 feet in one second.
一马力是一秒内把一匹马拽500英尺的能量。
4、We suspect the Government of dragging their feet.
我们怀疑政府在拖延。
5、He dragged his tired feet slowly along.
他拖着疲倦的步子慢慢地走着。