This is the 4561st most frequent Chinese word.
模糊
Unclear; blurry; vague.
In this context, '模糊' refers to the blurry or unclear appearance of the photo, describing the inability to clearly discern the details visually.
这个照片有点模糊，看不清楚人脸。
This photo is somewhat blurry; the human face cannot be clearly seen.
Here, '模糊' is used to describe the lack of clarity in someone's expressed ideas or concepts, indicating vagueness or ambiguity in communication.
他的概念非常模糊，大家都无法理解。
His concept is very vague; no one can understand it.
In this sentence, '模糊' describes the fading or unclear nature of one's memories, signifying difficulty in recalling specific details over time.