Captain von Stephanitz worked tirelessly to improve the breed, and to look for other ways the German Shepherd could be useful to mankind.
Captain von Stephanitz worked tirelessly to improve the breed, and to look for other ways the German Shepherd could be useful to mankind.
[范·斯迪芬尼茨上校为了优化（德牧）品种不知疲倦的工作着，同时也不断开发德牧对于人类新的功用。