struggle for existence是什么意思？

• satisfaction
• vehicle
• 导师英文
• chess翻译
• disappointed
• profile
• text
• 实施英文
• autumn
• panicked
• 确认英文
• saturday
• 领域英语
• passage
• passage
• default
• failure
• fake
• cheese
• committing
• 局外人英文
• monitor
• general
• toxicity
• 呼吁英语
• 方案英语
• juice
• sweater
• dragon
• polite

• tomato
• 参数英文
• erased
• predict
• 抛弃英文
• 流浪者英文
• giraffe
• lesson
• giraffe
• banger
• 纪念品英语
• 分配英文
• candy
• volume
• 来源英语
• 造型的英文
• lake
• ticket
• PEGGING
• searches
• modernize
• searches
• explore
• aspect
• intermission
• amazing
• 旋律的英文
• algiers
• bothering
• peeping

• off duty
• on the basis of
• respond to
• result from
• save for
• save from
• save up
• stand a chance
• sell well
• sell out
• send in
• statistic
• set forth
• shit
• shoot down
• shoot off
• shoot up
• short of
• the rest
• tail off
• talk of
• tell the time
• Thank God
• take a walk
• that is to say
• think out
• the moment
• try on
• warn of
• What about