perching knife

例句：

1. 1.This perching knife is perfect for smallbirds to use while they rest on thebranch.
   这只栖息的刀非常适合小鸟休息时使用。
2. 2. The hunter used a perching knifeto catch the deer from a safe distance.
   猎人用一只栖息的刀从安全距离捕捉到了鹿。
3. 3. The bird's sharpbeak and keen eyesight make itan excellent perching knife for hunting.
   鸟儿锋利的喙和敏锐的眼睛使它成为狩猎的绝佳工具。