Registered letters
[经] 挂号信件
🧩 词语组成解析
registered
['redʒistəd]
adj. 注册的;登记过的;已挂号的;（动物）附有血统证明的;
v. 记录;登记;注册;显出;
letters
[[letəz]]
n. 字母；书信；读者投书栏（letter的复数）
🗣️ 情景例句
Of course, it was a small house,
当然， 那是一栋小房子，
If you concentrate all your energies on the study of English, you will master the language.
你若全力以赴地学习英语，你会掌握这门语言的。
Start by making a list of all the types of books that you enjoy reading in Chinese.
首先列出一个清单，把你喜欢读的各类中文书都开列出来。