coverage
/ˈkʌvərɪdʒ/noun
mass noun
1- the extent to which something deals with or applies to something else涉及面; 探讨（或适用）范围：
the grammar did not offer total coverage of the language.
语法没有对语言进行全覆盖的探讨。
1.1
- the treatment of an issue by the media媒体报道：
the programme won an award for its news coverage.
该节目获得了新闻报道奖。
1.2
- the amount of protection given by an insurance policy（保险单提供的）承保范围。
1.3
- the area reached by a particular broadcasting station or advertising medium（电台或广告载体等的）覆盖地区（或范围）, 覆盖面：
a network of eighty transmitters would give nationwide coverage.
一个有80个发射台组成的广播（或电视）网足以覆盖全国。
1.4
- the area that can be covered by a specified volume or weight of a substance（一定量物质的）可覆盖面积：
coverage is 6.5 square metres per litre.
每升的可覆盖面积是6.5平方米。
1.5
- American Football the manner in which a defender or a defensive team cover a player, an area, or a play【美橄】（防守队员或防守队的）盯防; 防守。