n. (chemistry) the capacity of a substance to take part in a chemical reaction
词态变化
复数形式:activities
常见例句
1
responsibility to someone or for some activity
2
n apathy and inactivity in the practice of virtue (personified as one of the deadly sins)
3
one party prosecutes another for a wrong done or for protection of a right or for prevention of a wrong n an act by a government body or supranational organization n the most important or interesting work or activity in a specific area or field v institute legal proceedings against
4
stimulation of activity in an organism or chemical n
5
a molecule that increases the activity of an enzyme or a protein that increases the production of a gene product in DNA transcription
