retardation是什么意思音标:英 [ˌri:tɑ:'deɪʃn]美 [ˌritɑrˈdeʃən]

n. 迟延, 妨碍, 阻止
[化] 缓聚作用

n. the extent to which something is delayed or held back
n. lack of normal development of intellectual capacities

retardation的用法和例句：

1.All the boys in this school are retarded.

咱学校的男生都不懂得怜香惜玉

2.This retard's gone and remembered all the names.

这傻蛋居然记住了所有的名字

3.That means it was treated with flame retardant spray.

这是说用阻燃喷雾处理过了

4.No, it was a prototype for shooting fire retardant into wildfires.

不 那只是 森林阻燃剂 机的原型