subsistence

1. N-UNCOUNT Subsistence is the condition of just having enough food or money to stay alive. 生存

...below the subsistence level. …在生存線之下。

2. ADJ In subsistence farming or subsistence agriculture, farmers produce food to eat themselves rather than to sell. 自給自足的[ADJ n]

Many Namibians are subsistence farmers who live in the arid borderlands. 許多納米比亞人都是自給自足的辳民，居住在乾旱的邊境地區。