您要查找的是不是：
- Air Mail First Class 一级空邮
- Send the parcel by air mail, please. 请用航空邮件寄包裹。
- He always travels first class expense is no object. 他出门总是用头等票－－费用不成问题。
- She took a first class in Oxford. 她在牛津大学获得头等优异成绩。
- First class mail goes faster but it is more expensive. 头等邮件更快地到，但是这更昂贵。
- Tom came to school late and missed the first class. 汤姆迟到且没有上到第一堂课。
- Half a dozen air mail labels and a book of stamps. 半打航空信签和一本邮票。
- How much is it to send this parcel by air mail? 欲通过航寄发送这小包需要多少钱？
- This ticket doesn't entitle you to travel first class. 你这张票不能坐头等位。
- I'd like to send this letter by air mail. 我要寄这封航空信。
- You'd better send this heavy letter by first class mail. 你最好把这封厚信按第一类邮件邮寄。
- I want to send this letter by air mail. 这封信我要寄航空。
- I'd like a first class ticket to Warsaw for this Sunday. 我要一张本星期日飞往华沙的头等机票。
- I want to send this letter to China, by air mail. 我想把这封信航空邮到中国。
- Do you want to send it by air mail? 你希望航空邮寄吗?
- It might be a good idea to mail the letter first class. 一级邮递这封信倒是个好主意。
- We couldsend the parcel by air mail. 这包裹可以航空寄去。
- How long does it take to reach Chinese by air mail? 空运多久能到中国?
- That article is an example of first class journalism. 那篇文章是一流新闻文字的范例。
- How much does it cost by air mail? 空运多少钱?
