subsist
vi. 存在；维持生活
vt. 供养
第三人称单数 subsists
现在分词 subsisting
过去式 subsisted
过去分词 subsisted
例句
Old people often subsist on very small incomes.
老人往往靠十分微薄的收入艰难度日。
《牛津词典》
According to the common definition, hunter-gathers are those who subsist by hunting wild animals and gathering wild plants.
根据常见定义，捕集者是指那些以捕猎野生动物和采集野生植物为生的人。
She has to get a casual work to subsist.
她不得不找一个临时工作维持生活。
