| 释义 |
trophic levelBrE /ˌtrəʊfɪk ˈlevl/ , /ˌtrɒfɪk ˈlevl/ NAmE /ˌtroʊfɪk ˈlevl/ noun (specialist ) each of several levels in an ecosystem. Each level consists of living creatures that share the same function in the food chain(= all the plants and animals in a particular area and their relationship with their surroundings ). Each level consists of living creatures that share the same function in the food chainand get their food from the same source （生态系统的）营养级 |