give up or retire from a position;
"The Secretary of the Navy will leave office next month"
"The chairman resigned over the financial scandal"
reduce the level or intensity or size or scope of;
"de-escalate a crisis"
- When the judge became ill, he had to step down.
- We should step down all kinds d spending.
- Cocoons mission difficulty tuned down.
- He is not ready to step down yet.
- Jimmy has stepped down from the band.
- step down 逐渐缩小