Letter reference
[经] 书信备查
🧩 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
Skip, hop, front.
跳 蹦 向前
To have a grandson
有了孙子
Good! That's done. Now the tree must be tied to the stick.
好的！做好了。现在该把树系在木棍上了。