letter box造句

1、Tom climbed into in the letter box and shut the door from the inside.
汤姆爬进了信箱里，然后从里面将门关上。

2、the number of a letter box at the post office where mail is collected.
邮局用来收集信件的信箱的号码。

3、That afternoon she dropped it into the letter box at the post office.
下午的时候她把信放进了邮局的邮箱。