terra incognita
英 美
"they came like angels out the unknown"
Today Mars looms as humanity's next great terra incognita.
如今的火星织机作为人类的下一个伟大的未知领域隐约出现。
Berlin has potential, power and something of the terra incognita.
柏林有潜力，有力量，还有未知领域的神秘。
After many decades of isolation, today Moscow may look like Terra Incognita for many foreigners.
在孤悬于外好几十年之后，今日的莫斯科在许多外国人眼里就像一片未知领域。
上一个：unknown quantity
下一个：unknowns
