关于思念一个人的英文表达，综合多个权威来源整理如下：

一、基础表达类

直接表达思念

- I miss you.

- I am thinking of you constantly.

- I have been terribly thinking of you since our last meet.

情感延伸

- Every day I miss you. It is a hard time for me.

- The thought of you fills my heart with warmth.

二、文学化表达类

自然意象

- When the sun shines on the sea, I think of you.

- Under the misty moonlight over the spring water, my thoughts drift to you.

哲理融合

- Love is a dashed line, we are in different paragraphs.

- The breeze blows, the leaves rustle, and I miss you.

三、情感共鸣类

失而复得的遗憾

- I saw you but I couldn't have you.

- We've crossed paths again, but it's time to say goodbye.

共同回忆

- I miss all the days we spent together, the laughter and the tears.

- Every memory of us is a treasure I hold close.

建议根据具体场景选择表达方式：日常思念可用"I miss you"，情感浓烈时搭配自然意象或哲理句更能传递深度。注意语法正确性，例如"missing"应为动词原形（如"I miss you"）。