信箱
word B2- mailbox
- post office box
Its characters
Words with it
From the library
工人们在拆除陈旧的木质信箱时，偶然发现了一封夹在缝隙中的信。
Learn 信箱 in real texts
With a free account, hover any word in the library for its meaning, hear it read aloud, save words for review timed to your memory, and see how much of each book you already know.