短語詞組短語body -force field 徹體力場many -body force [力]多體力;多體作用力two -body central force-field ellipse 兩體中心力場橢圓three -body force effect 三體核力效應microscopic three -body force 微觀三體核力nuclear three -body force effect 三體核力效應 返回 body force