dress up to the nines 打扮得漂漂亮亮；打扮得十分华丽

【例句】
She will dress up to the nines for her date.
她打扮得漂漂亮亮的去约会。

Everyone gets dressed up to the nines when they go to a wedding.
每个参加婚礼的人都盛装打扮。