Circular letter
[经] 宣传信, 传单, 通函
🧩 词语组成解析
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
Listen up.
听着。
He said he knew a lot of people there.
他说他在那里认识很多人。
why have we had no visitors from outer space yet?
那么我们为什么还未见到外层空间来访的客人呢？