精心 is an adverb meaning 'with great care' or 'meticulously.' It combines the characters 精 (jīng), which conveys refinement, essence, or excellence, and 心 (xīn), meaning 'heart' or 'mind.' Together, they evoke the idea of applying one’s full mental focus and heartfelt attention to a task—like putting your whole heart into something precise and thoughtful.

This word is commonly used to describe deliberate, attentive effort in activities such as cooking, crafting, teaching, gardening, or preparing gifts. It often modifies verbs like 准备 (prepare), 设计 (design), 照顾 (take care of), or 制作 (make). While it carries a positive, respectful tone, it is not typically used for routine or automatic actions—it implies conscious, elevated care beyond the ordinary. It appears frequently in written Chinese and formal speech, but also in everyday contexts when emphasizing quality and intentionality.