And this spin is an intrinsic quality of the electron, it's a property that is intrinsic in all particles, just like we would say mass is intrinsic or charge is intrinsic.

自旋是电子的本征量，它是所有粒子的本征性质，就像我们说质量是本征的或者电荷是本征的。

麻省理工公开课 - 化学原理课程节选

The drug L-DOPA increases the supply of dopamine and so there is something to alleviate, at least temporarily, the symptoms of Parkinson's.

左旋多巴这种药可以增加多巴胺的分泌量,所以这种药物,至少可以暂时性地缓解,帕金森症的症状

耶鲁公开课 - 心理学导论课程节选

Spin is also an intrinsic property.

自旋也是个本征量。

麻省理工公开课 - 化学原理课程节选