flat footed fly

例句：

1. 1. The flat-footed fly was buzzing around the room, causing a disturbance.
   扁平足苍蝇在房间里嗡嗡作响，引起了一阵骚动。
2. 2. The scientist noticed that some insects had flat-footed wings, which made them more efficient at flying.
   科学家注意到一些昆虫拥有扁平足翅膀，这使得它们飞行更加高效。
3. 3. The flat-footed fly is a common pest in many agricultural areas.
   扁平足苍蝇是许多农业地区常见的害虫。