靠它作为生命的支柱 liveonit

靠微薄收入为生 make ends meet ; make two ends meet ; make both ends meet ; ends meet

靠体育运动为生 play sports for a living

牛主要靠吃草为生 Cattle feed chiefly on grass

靠他人为生的人 parasiten

靠教书为生 earn one's livelihood by teaching

他只能靠乞讨为生 Him only by begging

靠种田为生 live on the

靠种地为生 make a living from the soil