七夕的英文短句可以是：
"The Double Seventh Festival" 或者 "The Qixi Festival"
同時，你也可以使用對應的節日相關的詞語來表達，例如：
"A festival of love and stars, the Qixi Festival"
"May the stars shine upon you and your loved one on this Qixi Festival"
"Sending my heartfelt wishes for a Qixi Festival filled with love and happiness"