模糊

In a sentence

• 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.

  In this context, '模糊' refers to the blurry or unclear appearance of the photo, describing the inability to clearly discern the details visually.

• 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.

  Here, '模糊' is used to describe the lack of clarity in someone's expressed ideas or concepts, indicating vagueness or ambiguity in communication.

• 我的记忆已经模糊了，想不起小时候的事。

  My memory has gotten blurry; I can't recall things from childhood.

  In this sentence, '模糊' describes the fading or unclear nature of one's memories, signifying difficulty in recalling specific details over time.