At the same time, it is important to recognize that, no matter how fast they grow, countries where a large part of the population derive their [______] from uncertain sources cannot hope to prevent famines without specialized entitlement protection mechanisms involving direct public intervention.
동의어 · sustenance, living, income파생어 · live(살다)
★ 주제문 — S4·S5·S6이(가) 이 문장을 떠받칩니다 — S1을(를) 맥락(으)로 뒷받침