音标与读法

这里为大家介绍下retard 是什么意思，希望能帮助到各位朋友。

音标：[ ri"tɑ:d ]过去式:retarded过去分词:retarded现在分词:retarding

中英文翻译

vt.

弄慢，延缓，延迟，使停滞，推迟；使耽误，妨碍，阻止；【物、工】减速。 Lack of science and education retards social progress. 缺乏科学和教育会妨碍社会进步。

vi.

(潮水涨退等)迟延；耽误；迟到。

n.

迟延，迟滞，耽误；妨碍，阻止。 in retard 迟延，耽搁，阻碍。 keep at retard 使迟延，耽误，阻碍，妨碍发达[进步]。

a person of subnormal intelligence

同义词：idiot, imbecile, cretin, moron, changeling, half-wit,

cause to move more slowly or operate at a slower rate; "This drug will retard your heart rate"

lose velocity; move more slowly; "The car decelerated"

同义词：decelerate, slow, slow down, slow up,

slow the growth or development of; "The brain damage will retard the child""s language development"

同义词：check, delay,

be delayed

例句与用法

1.Larvas become retarded in the mucus .

幼虫被阻留在粘膜内。

2.Small molecules are retarded from leaving the column .

小的分子被阻滞在层折柱上。

3.A retarded child needs help , not pity .

智力迟钝的孩子需要的不是怜悯，而是帮助。

4.A serologic reaction retards the growth of the pollen tube .

血清反应阻止花粉管生长。

5.Lack of science and education retards social progress .

缺乏科学和教育会妨碍社会进步。

6.The heart rate is regularly accelerated and then retarded .

心率有规律的加速而后减慢。

7.Numerous and extensive cavities retard the turbulent mixing process .

多而大的涡流区延迟了扰动的混合过程。

8.Numerous and extensive eddy cavities retard the turbulent mixing process .

多而大的涡流区延迟了扰动的混合过程。

9.Writing may retard the process of language change under certain conditions .

在某些情况下，文字可能延缓语言的变化。

10.China started special education for the mentally retarded children in 1979 .

中国于1979年开始对弱智儿童实施特种教育。

单词网DAnCI.583316.cOm