前寒武纪

Traditional form:

前寒武紀

Pinyin (reading):

qiánhánwǔjì

Definitions:

• pre-Cambrian, geological period before c. 540m years ago

Characters:

• 前 - in front, forward; former, preceding
• 寒 - chilly, cold; poor; to shiver, to tremble
• 武 - military; martial, warlike
• 纪 - discipline, age; period, era; record, annal

Traditional characters:

• 前 - in front, forward; former, preceding
• 寒 - chilly, cold; poor; to shiver, to tremble
• 武 - military; martial, warlike
• 紀 - discipline, age; period, era; record, annal