CORE WORDS
COMPOUND WORDS
conservation | {n} | (A wise use of natural resources) | conservation | {n} | (The act of preserving, guarding, or protecting) | conservationist | {n} | (A person who maintains natural areas or protects threatened species) | law of conservation of energy | {n} | (total energy remains constant)
5000 WORDS
| L123 | P5269 | (nature) conservation | der Naturschutz | 自然保护
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PHRASES
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