a change that affects the physical characteristics of a substance without altering its chemical structure
the state of being together with another person, particularly for the purpose of socializing or companionship
to form, produce, or prepare something, by putting parts together or by combining materials
believing that ideas and concepts are more important and real than material objects or physical experiences
the state of relying on or needing someone or something for support, help, or survival
the right to act, say, or think as one desires without being stopped, controlled, or restricted
unable to wait calmly for something or someone, often feeling irritated or frustrated
a feeling of annoyance or discomfort caused by something that is bothersome or unpleasant
remarks that express disapproval of someone or something based on their errors or flaws
批评