n.

1. 【物】量子
2. 定量；總量

n.

1. Physics  a discrete quantity of energy proportional in magnitude to a particular frequency of radiation and corresponding e.g. to a single photon or to a transition of an atom between energy states.
   ▸an analogous unit amount of something.
2. a total amount, especially an amount of money legally payable in damages.
   ▸a share.