Percher
n. 栖于树上的鸟, 处于高处的人(或物), (织物)检查工
🗣️ 情景例句
Good morning, Ellen.
早安， Ellen。
The statesman retired as the mayor of New York.
那位政治家退休时是纽约市市长。
he identifies himself with its centre of gravity, its mass, its weight;
他把自身和物体重心、质量、重量融为一体。