| 单词 | oligotrophic |
| 释义 | oligotrophic /ol'i goh trof"ik, -troh"fik/, adj. Ecol. (of a lake) characterized by a low accumulation of dissolved nutrient salts, supporting but a sparse growth of algae and other organisms, and having a high oxygen content owing to the low organic content. [1925-30; OLIGO- + TROPHIC] |
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