看着你的背影眼眶渐渐泛红
[kàn zhe nĭ de bèi yĭng yăn kuàng jiàn jiàn fàn hóng]
Depicts watching someone walking away (their back view), stirring emotions powerful enough to bring tears almost to the point of blurring vision – red eyes, conveying a bittersweet parting or poignant reflection, 'My eyes welled up seeing your departing silhouette.'