梯次队形 tī cì duì xíng

DEFINITIONS

  1. echelon formation (military)

CHARACTERS

梯 tī
HSK 3
ladder, steps, stairs; lean
次 cì
HSK 2
order, sequence; next
队 duì
HSK 4
team, group; army unit
形 xíng
HSK 5
form, shape, appearance