RCYBP
副词 adv.
英文释义
副词 adv.
-
Initialism of radio carbon years before present.
— In some areas, such as the north-central shore, the historic level was achieved as early as 6000 RCYBP, whereas in other areas, stable levels approximating the modern were not achieved until 4000 RCYBP or slightly thereafter.
2 次浏览
数据来源: Wiktionary