The Army finally recognized the usefulness of German Shepherd Dogs during the First World War.
The Army finally recognized the usefulness of German Shepherd Dogs during the First World War.
（特别是德国）军方在第一次世界大战期间认可了德牧的功用。
The Army finally recognized the usefulness of German Shepherd Dogs during the First World War.
（特别是德国）军方在第一次世界大战期间认可了德牧的功用。