3325英语网 英语单词
Archaean的音标发音
Archaean
英式发音：[ɑ:'ki(:)әn]
美式发音
(a.) Ancient; pertaining to the earliest period in geological history.
(n.) The earliest period in geological period, extending up to the Lower Silurian. It includes an Azoic age, previous to the appearance of life, and an Eozoic age, including the earliest forms of life.
整理:昆廷
