"This goose was flying alone and not with his flock, and it was also flying quite slowly. His call was weak and when he heard the bow sound he responded in fright by falling."
因為這隻雁已經離群，飛得慢且叫聲淒慘，顯示曾受到驚嚇，所以一聽到弓弦的聲音，就嚇得跌下來了。