单词	retard
释义	retard1 verbretard2 noun retardre‧tard1 /rɪˈtɑːd $ -ɑːrd/ verb [transitive] Word Origin WORD ORIGINretard1 Origin: 1400-1500 Latin retardare, from tardus ‘slow’ Verb Table VERB TABLE retard Simple Form Present I, you, we, they retard he, she, it retards Past I, you, he, she, it, we, they retarded Present perfect I, you, we, they have retarded he, she, it has retarded Past perfect I, you, he, she, it, we, they had retarded Future I, you, he, she, it, we, they will retard Future perfect I, you, he, she, it, we, they will have retarded Continuous Form Present I am retarding he, she, it is retarding you, we, they are retarding Past I, he, she, it was retarding you, we, they were retarding Present perfect I, you, we, they have been retarding he, she, it has been retarding Past perfect I, you, he, she, it, we, they had been retarding Future I, you, he, she, it, we, they will be retarding Future perfect I, you, he, she, it, we, they will have been retarding Examples EXAMPLES FROM OTHER DICTIONARIES Even in small amounts, lead can retard development in children. EXAMPLES FROM THE CORPUS It says that the company razed forests, polluted rivers, retarded crop growth and caused birth defects. Research from Harvard and United Nations organisations has shown that the cost of corruption includes retarded development and more inequalities. The implication is that Britain's economic performance is retarded by an anti-industrial culture. The inability to do so has retarded the progress of pallidotomy development for nearly 50 years. The process has retarded the kind of interdisciplinary research required by complex environmental and population issues. This process is called retarding and it adds an interesting dimension to the bread. formal to delay the development of something, or to make something happen more slowly than expected SYN  slow down:  Cold weather retards the growth of many plants. retard1 verbretard2 noun retardre‧tard2 /ˈriːtɑːd $ -ɑːrd/ noun [countable] spoken not polite an offensive word for a stupid person
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