She has very delicate facial features, and her beauty resembles that of a doll.
Examples (Wiktionary)
Mandarin
五官
五官
wǔ guān
the five sense organs (ears, eyes, mouth, nose and tongue)
Mandarin
五官端正
五官端正
wǔ guān duān zhèng
to have regular facial features
Mandarin
扁鹊不但精于内科,而且还通妇科、小儿科和五官科。
扁鵲不但精於內科,而且還通婦科、小兒科和五官科。
biǎn què bù dàn jīng yú nèi kē , ér qiě hái tōng fù kē , xiǎo ér kē hé wǔ guān kē .
X
Mandarin
三角眼,口耳眼鼻五官都小,头部却很大,穿国中制服,球鞋,没有穿袜子。
三角眼,口耳眼鼻五官都小,頭部卻很大,穿國中制服,球鞋,沒有穿襪子。
sān jiǎo yǎn , kǒu ěr yǎn bí wǔ guān dōu xiǎo , tóu bù què hěn dà , chuān guó zhōng zhì fú , qiú xié , méi yǒu chuān wà zi .
[He had] uncanny eyes, with mouth, ears, eyes, nose these facial features all rather small, but with a rather large head. [He] wore a middle school uniform and athletic shoes, and didn't wear socks.