struggle for existence; survival competition; natural selection mechanism
Tone colorsmāmámǎmàma
Meanings
1 sense · 4 examplesnoun
struggle for existence; competition among organisms for survival and reproduction
technicalA core concept in Darwinian evolutionary theory describing how organisms compete for limited resources, leading to natural selection. Often used in biological, ecological, and sociological contexts.
Shēng生
cún存
jìng竞
zhēng争
shì是
shēng生
wù物
jìn进
huà化
de的
zhòng重
yào要
dòng动
lì力
。
The struggle for existence is an important driving force of biological evolution.
Zài在
zì自
rán然
jiè界
zhōng中
，
shēng生
cún存
jìng竞
zhēng争
wú无
chù处
bù不
zài在
。
In the natural world, competition for survival is everywhere.
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Dá达
ěr尔
wén文
rèn认
wéi为
shēng生
cún存
jìng竞
zhēng争
shì是
zì自
rán然
xuǎn选
zé择
de的
jī基
chǔ础
。
Darwin believed that the struggle for existence is the foundation of natural selection.
Zhè这
zhǒng种
zhí植
wù物
tōng通
guò过
kuài快
sù速
shēng生
zhǎng长
lái来
yìng应
duì对
shēng生
cún存
jìng竞
zhēng争
。
This plant copes with survival competition through rapid growth.