| 单词 | first-class |
| 释义 | first-classa. 最好的, 第一流的, 优秀的ad. 最好地, 第一流地, 优秀地 first-class first-class AHD: [fûrst“kl²s“] D.J. [6fT8st6kl#s]K.K. [6fPst6kl#s]adj.（形容词）1. Constituting or belonging to the first, highest, or best group in a system of classification:一流的，甲等的：构成或属于一个分类系统中最先的、最高的或最好一组的：a first-class hotel; first-class mail.一家一流的旅馆；一类邮件2. Of the foremost excellence or highest quality; first-rate:极好的，一流的：最优秀的或质量最高的；最高等级的：a first-class mind.一颗高尚的心继承用法:first“ class“ adv.（副词） first class first class n.（名词）1. The first, highest, or best group in a system of classification:一级，甲等，一流：在分类系统中最先的、最高的或最好的：a restaurant of the first class.第一流的餐馆2. The most luxurious and most expensive class of accommodations on a train, passenger ship, airplane, or other conveyance.头等舱：火车、客轮、飞机或其它运载工具中最豪华、最昂贵的住宿等级3. A class of mail including letters, post cards, and packages sealed against inspection.优先投递，第一类：包括信件、明信片和包裹等密封起来免检的一类邮件 |
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