情人节用英文怎么说？Valentine's Day 或 Saint Valentine's Day。以下是对给定文本的修改和润色，以确保语义不变，条理清晰，并纠正时态等错误：

1. 在这个情人节，我拥有的全部就是对你的爱。On this Valentine's Day, all I possess is love for you.

2. 如果你计划在情人节外出就餐而非在家，这里有一些关于如何健康外食的建议。If you're planning to dine out rather than eat at home on Valentine's Day, here are some tips for healthy dining out.

3. 至少在情人节和结婚周年纪念日，你只需为一个人买一张卡片（在大多数州是这样）。At least on Valentine's Day and your wedding anniversary, you only need to buy a card for one person (in most states).

4. 庆祝你的爱情是你应该得到的——这正是情人节的意义所在。Celebrating your love is something you deserve — that's what Valentine's Day is all about.

5. 在1415年，奥尔良公爵查尔斯送出了第一张真正的情人节卡给他的妻子。In 1415, Charles, the Duke of Orleans, sent the first known Valentine's card to his wife.

6. 经过多年的演变，有几个永恒的因素能让情人节对那些可爱的女士们来说变得特别。Over the years, several constants have made Valentine's Day special for those lovely ladies out there.

7. 情人节礼物是什么呢？是玫瑰和巧克力吗？What constitutes a Valentine's Day gift? Roses and chocolate?

8. 这里有众多选择供你挑选，实际上，来自世界各地的情侣们都在寻找让他们的情人节难忘的好主意。There is a wide array of choices available to you. In fact, couples worldwide seek out Valentine's ideas to make this day one to remember.

9. “我发送带有女孩照片的情人节贺卡，而不是试图在十二月发送贺卡。”I send out Valentine's cards with the girls' photos, instead of attempting to mail cards in December.

10. 在情人节这天，有很多方法可以让做好事让你感觉良好。There are numerous ways to do good and feel good on Valentine's Day.