🧩 词语组成解析
邮局, 邮政汇票\\n[医] 口服, 经口
river
['rivə]
n. 河，江;溪，巨流;
🗣️ 情景例句
He is still unable to express himself in English.
他仍然不能用英语表达自己的意思。
Kate is smarter than I.
凯特比我聪明。
A man lived in a tall building in the city of Moscow. He liked living there.
有一个人住在莫斯科城的高楼里。 他喜欢住那儿。