| 释义 |
Definition of arrow formation in English: arrow formationnoun Formation of birds, aeroplanes, etc., in a shape resembling an arrowhead or V.
Origin Late 19th century; earliest use found in The Oregonian. Definition of arrow formation in US English: arrow formationnoun Formation of birds, aeroplanes, etc., in a shape resembling an arrowhead or V.
Origin Late 19th century; earliest use found in The Oregonian. |