studies of primitive societies.

对原始社会的研究。

Weston A. Price, who studied the health of many primitive tribes in Central and Southern America.

研究中南美洲地区许多原始部落健康问题的温斯顿•阿•普莱斯。

primitive whales.

原始鲸。

Primitive humans needed to be able to react like this to escape from dangerous animals.

原始人类需要有像这样的反应能力以逃离危险的动物。

The conditions are primitive by any standards.

这些条件以任何标准衡量都是简陋的。