electron hole
Physics term for the absence of an electron in a semiconductor, acting as a positive charge carrier. Compare 正孔.
See also: 正孔
In semiconductors, electrons and holes carry the current.
Vacancies in a crystal affect the material's strength.
lattice vacancy
Compound of 空 (empty) and 孔 (hole), directly describing a physical void. The term is used in technical fields to denote an absence of matter or charge.