洋装裙显出女性柔美气质

Dresses bring out the feminine气质can be translated as elegance or grace. So, a more natural translation could be: "Dresses bring out a woman's graceful elegance." However, if you specifically want to use the term "气质" (qìzhì), it can be translated as: "Dresses bring out women's feminine qi.", 3D，detailed，8k，white background