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struggle for existence
释义
WordReference Random House Unabridged Dictionary of American English © 2024
strug
′
gle for exist
′
ence,
Biology
the competition in nature among organisms of a population to maintain themselves in a given environment and to survive to reproduce others of their kind.
1820–30
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rye
rye bread
rye-grass
ryegrass
ryeland
rye whiskey
ryle
rynd
ryojunko
ryokan
ryot
rysanek
ryswick
ryukyu
ryukyuan
ryukyu islands
ryun
ryurik
réaum.
réaum
réaumur
réaumur scale
récamier
réchauffspté
réchauffé
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更新时间:2026/9/12 14:15:41