为给解放区军民购买紧缺物资，布匹、食盐、纸张、火柴等，他的几个儿女经常化装出没在城乡之间。

For shortage of materials, civilian buy the liberated areas, salt, paper and matches, several of his children often masquerade sighted in between urban and rural areas.

youdao

三周后，恶劣的天气和紧缺的物资已使数名探险队成员丧生，其他人被迫自相残杀以求生存。最后七名生还者到达了一个美国原住民村落。

Three weeks later, after harsh weather and lack of supplies killed several of the expedition and forced the others to resort to cannibalism, seven survivors reached a Native American village.

youdao

其三是在社会大背景下解决问题的过程，比如如何在物资紧缺是分发产品和如何保卫自己的家族；

problem-solving in a social context, such as how to distribute scarce goods or defend the clan;

youdao