名詞 dynamics:

1. the branch of mechanics concerned with the forces that cause motions of bodies
   同義詞：kinetics

名詞 dynamic:

1. an efficient incentive
   同義詞：moral force, dynamic

1. The branch of science that deals with the dynamics of fluids, especially incompressible fluids, in motion.
   流體力學關于流動的液體，尤其是不可壓縮的液體的動力的一個科學分支
2. The dynamics of bodies moving relative to gases, especially the interaction of moving objects with the atmosphere.
   空氣動力學相對于氣體的物體移動，特別是移動物體與大氣相互作用的動力學
3. The dynamics of natural and human-made bodies in outer space.
   航天動力學，天體動力學將天然及人工天體推入外層空間的動力學

dy.nam.ics

n.（名詞）

(used with a sing. verb)The branch of mechanics that is concerned with the effects of forces on the motion of a body or system of bodies, especially of forces that do not originate within the system itself.Also called kinetics
（與單數(shù)動詞連用）動力學：機械學的分支，有關各種力量在運動體或運動體系統(tǒng)上的作用，尤指非系統(tǒng)本身產生的力也作 kinetics
(used with a pl. verb)The forces and motions that characterize a system:
（與復數(shù)動詞連用）動態(tài)：可代表這種系統(tǒng)的各種力或其運動：
例句：
The dynamics of ocean waves are complex.
海浪的運動是復雜的

(used with a pl. verb)The social, intellectual, or moral forces that produce activity and change in a given sphere:
（與復數(shù)動詞連用）社會力量：社會的、理智的或道德的力量，它在一定范圍內產生運動與變化：
例句：
The dynamics of international trade have influenced our business decisions on this matter.
國際貿易的動態(tài)影響了我們對此所作的商務決定

(used with a pl. verb)Variation in force or intensity, especially in musical sound:
（與復數(shù)動詞連用）力度變化：力度上的變化，尤指音樂中：
例句：
.The conductor tended to overpower her with aggressive dynamics.(Thor Eckert, Jr.)
.指揮打算用過分的力度變化壓倒她.(小索爾·埃卡特)

(used with a sing. verb)Psychodynamics.
（與單數(shù)動詞連用）精神動力學