一个美丽的

a beautiful

→ 一
phrase Rare #18,798
a beautiful Used before a noun; 的 links the description to the noun.
CH: 她住在一个美丽的小镇。
EN: She lives in a beautiful town.

瑞士是一个美丽的国家。

Switzerland is a beautiful country.

你是一个美丽的女人。

You are a beautiful woman.

真是一个美丽的梦

It really was a beautiful dream.

— 起风了 (2013)

你是一个美丽的女孩。

You are a beautiful girl.

这里将成为一个美丽的小镇

This will become a beautiful little town.

— 西部往事 (1968)