1. "世界上另一个我。Another me in the world."

2. "从一点点喜欢，到满心欢喜。From a little like to full of joy."

3. "开始恋爱副本。Start a love copy."

4. "愿你许我一人以偏爱，尽此生之慷慨。may you promise me to be generous in this life with preference."

5. "好啦，我也加入柠檬供应商行列。well, i'm also a lemon supplier."

6. "始于初见，止于终老。From the first sight, to the end of life."

7. "我们很自豪地宣布[名字]和我已经正式坠入爱河并订婚了。We are proud to share that [name] and I are officially in love and engaged."

8. "我们现在正式成为一对情侣了。We are officially a couple now."

9. "经过深思熟虑，[名字]和我决定公开我们的恋情。After much consideration, [name] and I have decided to go public with our relationship."

10. "往后余生，目光所至皆是你，携手相伴永不离。For the rest of my life, wherever I look, it's all you. Hand in hand, we will never part."

这些文案可以根据您的具体情况进行调整和个性化。希望对您有所帮助!