Basically, it's virtual reality circa 1955.

基本上，它在虚拟1955年左右的场景。

Hatshepsut was born circa 1508 BC.

哈特谢普苏特生于约公元前1508年。

The term circadian comes from the Latin phrase circa diem, which translates to around a day.

昼夜节律一词来源于拉丁语短语 circa diem，意思是大约一天。

They started to take form in circa 3200 BCE and by circa 2570 BCE, they were fully established in the region.

它们在大约公元前 3200 年开始形成，到了大约公元前 2570 年，他们在该地区完全建立起来。

It had a sign that read circa 1791 on it -- the year that people thought it was planted.

树上悬挂着“大约1791年前后”的标志——人们认为这是种树的时间。

It's so Madonna circa in 1985.' Or just something.

这就像 1985 年的麦当娜。”或者只是一些东西。

When the Rodinia supercontinent broke up circa 750 million years ago, it left large landmasses vulnerable to weathering.

大约 7.5 亿年前， 当罗迪尼亚超级大陆解体时，大片大陆容易受到风化作用的影响。

Harry Claymore, master of special effects, circa 1970 something.

哈利·克莱莫 特效大师 大约在上世纪七十年代吧。

The pyramid of Cestius was built during the reign of Augustus between circa 18 and 12 BCE.

塞斯提乌斯金字塔建于公元前 18 至 12 年奥古斯都统治时期。

The Boxer Codex, circa 1590, provide clues on the nature of the male babaylan sexuality.

大约 1590 年的义和团手抄本提供了有关男性巴拜兰性行为本质的线索。