| 单词 | firstclass |
| 释义 | first class noun [uncountable] 1.the best and most expensive seats or accommodation on a train, ship, etc. 头等座位（或车厢、舱等）◆you can upgrade to first class for €50. 你花 50 欧元就能升级乘头等舱。◆first-class travel 乘头等舱旅行 ➡ business class 2.in the uk, the class of mail that is delivered most quickly 第一类邮件（在英国投递得最快的邮件）◆first class costs more. 第一类邮件的邮资较高。◆a book of first-class stamps, please. 请来一本快信邮票。3.in the us, the class of mail that is used for letters and cards 第一类邮件（在美国用于投递信件和明信片） first class adverb1.using the best and most expensive seats or accommodation in a train, ship, etc. 坐头等座位（或车厢、舱等）◆to travel first class 坐头等舱旅行2. by the quickest form of mail 按最快投递邮件◆orders within the uk are sent first class. 英国境内的订单都用最快投递邮件寄出。 |
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