Kinetics
n. 動力學\\n[化] 動理學; 動力學
?? 牛津釋義
kinetics
n [sing v] science of the relations between the movement of bodies and the forces acting on them 動力學.
??? 情景例句
Birds of a feather flock together.
物以類聚。
A thousand friends are few, one enemy is too many.
朋友千人尚覺少，仇敵一人猶嫌多。
who has beenworking or worrying about serious things for six days,
為嚴肅的公務操勞或煩惱了6天的