The em population can grow quicker than the em economy, so that means wages fall down to em subsistence levels.

em 人口的增长速度可以快于 em 经济，因此这意味着工资会下降到 em 维持生计的水平。

When Social Security becomes the sole or primary income , it means subsistence –level styles for many , and recent increases do not keep up with soaring costs of living .

当社会福利成为仅有的、主要的收入时，这对许多人就意味着仅能勉强维持生活，而且新增加的福利金赶不上高涨的生活费用。