first-class
[ADJ, ADV, NOUN]
1. 一流的
If you describe something or someone as first-class, you mean that they are extremely good and of the highest quality.
近义词
first-rate
双语例句
例：The food was first-class.
这些食物是一流的。
2. 优等的
You use first-class to describe something that is in the group that is considered to be of the highest standard.
双语例句
例：They always stayed in first-class hotels.
他们总是下榻于最高级的宾馆。
3. （车厢、机舱、船舱座位）头等的
First-class accommodation on a train, plane, or ship is the best and most expensive type of accommodation.
双语例句
例：He won himself two first-class tickets to fly to Dublin.
他为自己赢得了两张飞往都柏林的头等舱机票。
4. （在英国）一等邮资的 , （在美国）第一类邮件的
In Britain, first-class postage is the quicker and more expensive form of postage. In the United States, first-class postage is the type of postage that is used for sending letters and postcards.
双语例句
例：Two first-class stamps, please.
请拿两张一等邮资的邮票。
ADJ. 形容词
1. 坐头等车厢 , 坐头等舱
If you travel or fly first-class, you travel or fly in the best and most expensive type of accommodation on a train, plane, or ship.
双语例句
例：She had never flown first class before.
她以前从未坐过飞机的头等舱。
ADV. 副词
1. [U 不可数名词] 头等车厢 , 头等舱
First-class is the first-class accommodation on a train, plane, or ship.
双语例句
例：He paid for and was assigned a cabin in first class.
他付了钱，被安排到了头等舱。
NOUN. 名词
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