| 释义 |
set·back AHD[sĕtʹbăk'] D.J.[ˈsetˌbæk]K.K.[ˈsɛtˌbæk]n.（名词）- An unanticipated or sudden check in progress; a change from better to worse.退步：进程中未料到的或突然的停止；由好到坏的变化
- A steplike recession in a wall.缩进：墙上阶梯样的凹陷
- Any of a series of such recessions in the rise of a tall building.阶梯式后退：高的建筑物象这样的凹陷系列之一
- An automatically timed setting of a thermostat to a lower temperature, as in the home at night.恒温器：家中夜间使用的自动定时保持低温的恒温器
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