retard
retardverb- [with obj.]delay or hold back in terms of progress, development, or accomplishment
拖延;使减速;妨碍,阻碍
his progress was retarded by his limp.
由于腿瘸,他走不快。
noun- (offensive)a mentally handicapped person (often used as a general term of abuse)
(冒犯)智力迟钝者(常作辱骂用语)
常用词组in retard- (Brit. formal)behind or late in terms of development or progress
(英,正式)处于落后状态
I was in retard of them in real knowledge.
我在实际知识方面落后于他们。
派生retardationnounretardernounretardmentnoun- (rare).)
语源- late 15th cent.: from French retarder, from Latin retardare, from re- 'back' + tardus 'slow'
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