Air letter
航空信, 航空邮笺
📖 牛津释义
air letter
single sheet of light paper folded to form a letter that may be sent cheaply by airmail 航空邮笺（单页薄纸摺成的航空信件, 邮资较廉）.
🧩 词语组成解析
air
[ɛə]
n. 天空;气氛;空运;（简单易记的）曲调;
vt.& vi. 晾晒;烘干;播送;广播;
vt. 使房间通风， 透气;
letter
['lɛtɚ]
n. 信;证书，许可证;字母，文字;字面意义;
vt. 用字母标明;写字母于;加标题;
vi. 写印刷体字母;
🗣️ 情景例句
the biggest accounting company in the country.
是全国最大的会计公司。
He's not feeling very well today.
今天他觉得不舒服。
The airport was built years ago, but for some reason it could not be used then.
机场是许多年前建的，但由于某种原因当时未能启用。