留学相恋的文案可以充满浪漫和深情，以下是一些建议，你可以根据自己的情况进行修改：
---
留学相恋，心与心的距离
第一章：远隔重洋的思念
思念：
"Oceans apart, day after day. 远隔重洋，日复一日。"
"I hear your voice on the line. 我可以在电话里听见你的声音。"
等待：
"If I see you next to never. 如果再也不能与你相见。"
"Wherever you go. 无论你去何地。"
"I will be right here waiting for you! 我都将会在这里等你!"
第二章：留学生活的挑战与美好
挑战：
"We often leave our comfort zones for the sake of love."
"The journey is tough, but it's worth it for the sake of our love."
美好：
"Share my heart with you, my dreams, and my aspirations."
"Together, we create memories that last a lifetime."
第三章：真挚的情感与承诺
承诺：
"I took for granted, all the times. 我一直以为我们的感情会天长地久。"
"I want to promise you that I will always be here for you."
真挚：
"I hear the laughter, I taste the tears. 我听见你的笑声，我品尝眼泪。"
"I will hold your hand through thick and thin."
第四章：未来的规划与愿景
未来：
"I wonder if there's a next life, but if there is, I want to be with you."
"I hope to grow old with you, side by side."
愿景：
"I want to be the one you turn to when you need a shoulder to cry on."
"I want to be the one who makes your world brighter."
---
以上文案结合了思念、挑战、承诺和未来规划，表达了一种跨越时空的深情和对未来共同生活的美好愿景。你可以根据自己的感受和经历，调整或增加细节，使其更加贴近你的故事