retardation
n. 智力迟钝；阻滞
近义词：stupidity，prevention，crossing，prohibition，delay，check，obstruction，hindrance，impedance，obstacle，slowing，slowdown，subnormality，deceleration，lag，slowness，retardent，mentalretardation，backwardness，retardant，acceleration，
详细释义
n.(名词)
- 迟延
- 阻止
- 妨碍
- 【物】减速度
- 迟延程度
- 妨碍量
- 妨碍物
- 【心】发育迟缓
- 迟钝
- 迟延发育
- 导致延迟或阻碍的事物
- mental retardation的异体
英英释义
Noun
- a decrease in rate of change;
"the deceleration of the arms race"
- the extent to which something is delayed or held back
- any agent that retards or delays or hinders;
"flame-retardant"
- lack of normal development of intellectual capacities
- the act of slowing down or falling behind
例句
用作名词(n.)
- A score below 70 may indicate mental retardation.如果分数低于70可能表明智力迟钝。
- The rearward regiments are in painful retard.后续部队受到令人难以忍受的阻碍。
- Many factors can lead to growth retardation in unborn babies.许多因素可以导致胎儿发育迟缓。