- A fox of the genusVulpes, characteristically having reddish fur, especially V. fulva of North America and V. vulpes of Europe. 赤狐：特征为具有红色皮毛狐属 的狐狸，特别指北美的 黄狐 和欧洲的 普通狐
- hydrocast
- hydrocele
- hydroceles
- hydrocephalus
- hydrocephaluses
- hydrocephaly
- hydrochinon
- hydrochinone
- hydrochloric acid
- hydrochloride
- hydrochlorothiazide
- hydrocolloid
- hydrocoral
- hydrocortisone
- hydrocrack
- hydrocracking
- hydrocyanic acid
- hydrodynamic
- hydrodynamical
- hydrodynamics
- hydroelectric
- hydrofluoric acid
- hydrofoil
- hydroforming
- hydroformings