n.(名词)

1. 【鸟】雷鸟
2. 【鸟】松鸡类
3. 松鸡，是美国制造的扫雷舰

PTAabbr.家庭教师协会(=Parent-Teacher Asociation)PTAB=Photographic Technical Advisory Board 摄影技术咨询委员会([美]ANSI)

1. A black fox came toward him, carrying a ptarmigan in his mouth.
   又有一只黑毛狐狸朝他走来,嘴里衔着一只雷鸟。
2. I was hiking around Guanella Pass in Colorado to photograph white-tailed ptarmigan.
   我正在科罗拉多瓜内拉山口徒步旅行，拍摄白尾松鸡。