陪伴女朋友的英文短句可以根据不同的情境和情感表达来选择。以下是一些适合冬天的陪伴短句：

1. "This winter I will accompany you through the cold."

2. "Because of you, this winter has romance, everything is very warm."

3. "The sunshine in winter afternoon still warms people's hearts, and there's another you who also warms me."

4. "Accumulate tenderness in autumn, so that winter will give you."

5. "Again cold winter, also want to live steaming hot ah."

这些句子不仅表达了陪伴的温暖，还带有一些浪漫和幽默的元素，适合在冬天陪伴女朋友时说出，增添情感的温馨和趣味性。