adj.新石器時(shí)代的
Cattle were first domesticated in Neolithic times. 新石器時(shí)代有人開(kāi)始馴養(yǎng)牛。
By 10,000 BC, most of mankind was at the Neolithic level. 到公元前 10000年,大部分人類已經(jīng)處于新石器時(shí)代的水平。