zhì​diǎn

particle

Senses

质点/ 質點 zhì​diǎn (also zhí​diǎn) particle

(physics) an object considered as a point mass having mass but no size or shape, used to simplify the study of motion; also refers to the fundamental units of matter such as quarks or leptons

References

same_as 质点/質點 粒子/粒子
same_as 粒子/粒子 质点/質點