下寒武 xià hán wǔ

DEFINITIONS

  1. lower Cambrian (geological period approx 530 million years ago)

CHARACTERS

下 xià
HSK 1
under, underneath, below; down; inferior; bring down
寒 hán
HSK 4
cold, wintry, chilly
武 wǔ
HSK 5
military; martial, warlike