activity
- IPA[akˈtivədē]
美式
- the condition in which things are happening or being done；busy or vigorous action or movement
noun: activity, plural noun: activities
- 釋義
- 相關詞
名詞
- 1. the condition in which things are happening or being done there has been a sustained level of activity in the economy the only sign of human activity now is the boatload of day-tripper from the mainland
- ▪ busy or vigorous action or movement the room was a hive of activity 同義詞 反義詞
- 2. a thing that a person or group does or has done the firm's marketing activities 同義詞
- ▪ a recreational pursuit or pastime a range of sports activities 同義詞
- ▪ actions taken by a group in order to achieve their aims the police were investigating anarchist activities
- 3. a thermodynamic quantity representing the effective concentration of a particular component in a solution or other system, equal to its concentration multiplied by an activity coefficient.
- an animal or human activity that seems inappropriate, such as head-scratching when confused, ...
Oxford Dictionary
- the activity of a given radioisotope per unit mass.
Oxford Dictionary
- the property (displayed by solutions of some compounds, notably many sugars) of rotating the ...
Oxford Dictionary
- the property (displayed by solutions of some compounds, notably many sugars) of rotating the ...
Oxford American Dictionary
- an animal or human activity that seems inappropriate to the context, such as head-scratching ...
Oxford American Dictionary
- a wearable device or a computer application that records a person’s daily physical activity, ... an activity tracker motivates you to get up off your sofa and do some exercise a tiny activity tracker that slots into a wristband
Oxford Dictionary
- a wearable device or a computer application that records a person’s daily physical activity, ... an activity tracker motivates you to get up off your sofa and do some exercise a tiny activity tracker that slots into a wristband
Oxford American Dictionary
- the activity of a given radioisotope per unit mass.
Oxford American Dictionary
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- IPA[akˈtɪvɪti]
英式
- the condition in which things are happening or being done: there has been a sustained level of activity in the economy the only sign of human activity now is the boatload of day trippers from the mainland
Oxford Dictionary
