An anonymous letter
n. 匿名信
🧩 词语组成解析
an
[æn]
art. 一（在元音字母前代替不定代词a）;一任一某一;一个;
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
I was late because I had a flat tire.
我来晚了，因为我的车坏了。
Please come over any time.
请随时光临。
thereby proving that the burglars had either used skeleton keys or entered over the balcony.
由此可以证明，窍贼或者是用万能钥匙，或者是翻越阳台进来的。