流利說 Level 4 的 Great Discveries

The controlled use of fire allowed peoplecook food and survive in colder climates.

火的使用讓人得以烹煮食物，并且在寒冷的氣候下生存下來。

Fire provided light so that people could work and socialize for longer hours.

火為人提供光明，讓人能夠更長時間地工作和社交。

With the invention of agriculture, people could grow food and settle into conmunities.

農(nóng)業(yè)的發(fā)明讓人們可以種植糧食并且群居。

By growing food, people could spent less time hunting and more time for other things such as art.

種植了糧食，人們可以花更少的時間打獵，更多的時間在其他事情上，如藝術(shù)。

The demestication of animals allowed people to raising use of animals for food and work.

動物的繁衍使人得以飼養(yǎng)牲畜作為食物和工作。

By raising herds of animals such as sheep, people had a regular supply of meat and clothing.

通過飼養(yǎng)羊等牲畜，人有了固定的肉類和衣服供應。

The strength of animals such as horses and oxen was used for work and transportation.

牛馬類動物力氣大，可以用于工作和運輸。

The development of tools and machines has result to more fishing manufactory and construction.

工具和機械的發(fā)展，促進了更多的漁業(yè)生產(chǎn)和建設。

With better tools and machines, work can be done with fewer people and at much lower costs.

有了更好的工具和機器，就能用更少的人、更低的成本完成工作。

The development of science and engineering has improved many things including communications.

科學工程的發(fā)展，改善了許多事情包括通訊方式。

With the understanding of electricity, telephones and radios allowed people to communicate in a long distance.

隨著對電的理解，電話和收音機讓人們能夠遠距離通信。