1、Seller: I don't have any small letter pads, only have the large one.
售貨員：我沒有小本的信紙，只有大本的。

2、You should correct the small letter i to capital letter I.
你應該把小寫的i改為大寫的I。

3、Note the small letter 'I'.
注意小寫字母‘i’。

4、It had a label showing the top and there was a small letter attached.
它有一個標簽，顯示上方有一個小的信中所附的。

small letter翻譯