当哥伦布、达·伽马和麦哲伦等著名的探险家们乘船离开欧洲时，他们并不是为了寻找一个新世界。

When famous explorers like Columbus and da Gama and Magellan left Europe in their ships, they weren't looking for a new world.

youdao

葡萄牙人瓦斯科·达·伽马在15世纪末环绕南非航行至印度，而到1502年的时候跨阿巴拉比的商队路线因政治动乱而被切断。

The Portuguese Vasco da Gama's Voyage around southern Africa to India took place at the end of the fifteenth century, and by 1502 the trans-Abrabian caravan route had been cut off by political unrest.

youdao

然后他走向躺着马白夫和伽弗洛什的长桌。

Then he approached the table on which lay Mabeuf and Gavroche.

youdao

And we wrote something that looks, the energy is equal to minus the Madelung constant times Avogadro's number, 0R0 q1 q2 over 4 pi epsilon zero R zero.

我们写下了，晶格能等于负的马德隆常数,乘以阿伏伽德罗常数，乘以q1q2除以4πε

麻省理工公开课 - 固态化学导论课程节选