coverage
/ˈkʌvərɪdʒ; `kʌvərɪdʒ/ n[U]
1 reporting of events, etc 新闻报道
TV coverage of the election campaign 有关竞选活动的电视报道
There's little coverage of foreign news in the newspaper. 报纸上几乎没有国外新闻的报道.
2 extent to which sth is covered 覆盖范围; 覆盖程度
a thicker paint which gives good coverage 严严实实的一层厚漆
a dictionary with poor coverage of American words 所收美式词语不多的词典.