Letter of request
[经] 请求信
🧩 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;
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
🗣️ 情景例句
I want to see other people.
我想换换别人。
How long have you been married?
你们结婚多久了？
The pilot managed to circle the balloon for some time.
飞行员设法绕着气球飞了一阵。