1
- a classification or ranking of someone or something based on a comparative assessment of their quality, standard, or performance等级, 品级; 级别：
the hotel regained its five-star rating.
这家宾馆重新获得了五星级级别。
1.1
ratings
the estimated audience size of a particular television or radio programme（电视节目的）收视率; （广播节目的）收听率：the soap's ratings have recently picked up.
这一肥皂剧的收视率近来提高了。
1.2
- the value of a property or condition which is claimed to be standard, optimal, or limiting for a substance, material, or item of equipment值：
fuel with a low octane rating.
辛烷值低的燃料。
1.3
- any of the classes into which racing yachts are assigned according to dimensions（根据尺寸所划定的）赛艇等级。
2
- Brit. a non-commissioned sailor in the navy〈英〉水兵; 普通海员。
- ORIGIN: so named from the position held by a sailor, recorded on a ship's books.