البحث
إكتشاف أشخاص جدد وإنشاء اتصالات جديدة وصداقات جديدة
taking a series of rhythmical steps (and movements) in time to music
a strong positive emotion of regard and affection
moving from one place to another and back again
forces acting on airfoils in motion relative to the air (or other gaseous fluids)
forces acting on airfoils in motion relative to the air (or other gaseous fluids)