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nektonic
释义
WordReference Random House Unabridged Dictionary of American English © 2024
nek•ton
(nek
′
ton, -tən),
USA pronunciation
n.
Zoology, Ecology
the aggregate of actively swimming aquatic organisms in a body of water, able to move independently of water currents.
German, noun, nominal use of neuter of
nēktós
swimming (verbid of
né̄chein
to swim; see
nectopod
)
1890–95
nek•ton
′
ic
,
adj.
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更新时间:2024/9/20 0:11:52