fú / lì / dìng / lǜ / shuō / míng / wù / tǐ / zài / yè / tǐ / zhōng / shòu / dào / de / fú / lì / děng / yú / tā / pái / kāi / yè / tǐ / de / zhòng / liàng

浮力定律说明，物体在液体中受到的浮力等于它排开液体的重量。

Archimedes' principle states that the buoyant force on an object in a liquid equals the weight of the liquid it displaces.