释义 |
temperate and cold savannah temperate and cold savannah[¦tem·prət ən ¦kōld sə′van·ə] (ecology) A regional vegetation zone, very extensively represented in North America and in Eurasia at high altitudes; consists of scattered or clumped trees (very often conifers and mostly needle-leaved evergreens) and a shrub layer of varying coverage; mosses and, even more abundantly, lichens form an almost continuous carpet. |