英语词汇national average怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

1
The mine reportedly had an accident rate treble the national average.
据报道，那个矿的事故发生率是全国平均水平的三倍。
《柯林斯英汉双解大词典》
2
Fifty-nine percent of its residents have attended graduate school – quadruple the national average.
该地区59％的居民读过研究生–是全国平均水平的4倍。
《柯林斯英汉双解大词典》
3
Asan's birthrate is 1.08, much lower even than the low national average, according to Ko Bun-Ja, one of deputies helping organize the event.
据协助组织这次活动的代表 Ko Bun-Ja，牙山市的生育率是1.08，甚至远远低于全国平均水平。

单词	national average
释义	national average 美/ ?n??n?l ??v?r?d? / 简明释义国家平均值：某个国家特定领域的平均数值。双语例句 1 The mine reportedly had an accident rate treble the national average. 据报道，那个矿的事故发生率是全国平均水平的三倍。《柯林斯英汉双解大词典》 2 Fifty-nine percent of its residents have attended graduate school – quadruple the national average. 该地区59％的居民读过研究生–是全国平均水平的4倍。《柯林斯英汉双解大词典》 3 Asan's birthrate is 1.08, much lower even than the low national average, according to Ko Bun-Ja, one of deputies helping organize the event. 据协助组织这次活动的代表 Ko Bun-Ja，牙山市的生育率是1.08，甚至远远低于全国平均水平。
随便看	library control program library control statement library cooperation library coordination library database library data base library data processing library director library directory library disk Library,DNA library economy library edition library editor library education library end-of-tape format library entry library ethics library evaluation library exhibition library extension library extension service library facilities library facility library file