"of the highest class" with reference to some standard of excellence, 1837, from first (adj.) + class (n.). Specifically in reference to conveyances for travel, 1846. In reference to U.S. Mail, 1875.
雙語例句
1. English has hurt me a thousand times, but I still regard it as my first love.
英語傷我千百遍，我待英語如初戀。
來自金山詞霸 每日一句
2. I picked first all the people who usually were left till last.
我先挑出了所有通常留到最后的人。
來自柯林斯例句
3. Their first car rolls off the production line on December 16.
他們的第一輛車于12月16日下線。
來自柯林斯例句
4. They were still arguing the toss about the first goal.
他們仍在為第一個進球爭論不休。
來自柯林斯例句
5. It is better to stretch the tight muscles first.