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Definitions4 characters
xia4 han2 wu3 tong3
lower Cambrian series (geological strata from approx 530 million years ago)
Usage•••frequent
Pronunciations

As word

1
xia4
lower Cambrian series (geological strata from approx 530 million years ago)
2
han2
lower Cambrian series (geological strata from approx 530 million years ago)
3
wu3
lower Cambrian series (geological strata from approx 530 million years ago)
4
tong3
lower Cambrian series (geological strata from approx 530 million years ago)