あなたはきれいな娘さんです。

あなたはきれいな娘さんです。

You are a pretty girl.

あなたはきれいな娘(むすめ)さんです。

Anata wa kireina musume san desu.

貴方 (あなた)

you (referring to someone of equal or lower status); dear (what a wife calls a husband)

は (は)

topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis

綺麗 (きれい)

pretty; lovely; beautiful; fair; clean; clear; pure; tidy; neat; completely; entirely

娘 (むすめ)

(my) daughter; girl (i.e. a young, unmarried woman)

さん (さん)

Mr.; Mrs.; Miss; Ms.; -san; makes words more polite (usu. in fixed expressions)

です (です)

be; is

Readings: ジョウ、むすめ、こ

Meanings: daughter, girl