· weight n.a body's relative mass or the quantity of matter contained by it,giving rise to a downward fore;the heaviness of a person or thing. for example:He was at least fifteen stone in … 重量 Weight = 重力 Gravity （地心引力） 即重力作用在物体身上的力，为质量 (Mass)与 当地 重力加速度 (Gravitational Acceleration)的乘积。 W = F g = m g W=F_g=mg 视重 Apparent Weight 物体实际 …
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· weight n.a body's relative mass or the quantity of matter contained by it,giving rise to a downward fore;the heaviness of a person or thing. for example:He was at least fifteen stone in … 重量 Weig...
