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Definitions2 characters
ti1 dui4
echelon (military formation)/(in an organization) group of persons of one level or grade
Usage•••frequent
Pronunciations

As word

1
ti1
echelon (military formation)/(in an organization) group of persons of one level or grade
2
dui4
echelon (military formation)/(in an organization) group of persons of one level or grade