nóng / cūn / hé / zuò / huà / yùn / dòng / zài / èr / shí / shì / jì / wǔ / shí / nián / dài / zhú / bù / zhǎn / kāi农村合作化运动在二十世纪五十年代逐步展开。The rural collectivization movement gradually unfolded in the 1950s.