牛耳[niú ěr]
词典the ears of an ox or cow：牛耳。
the ears of an ox or cow
1. 牛耳
1. Avalon Acoustics：Audio Analogue 雅乐 | Avalon Acoustics 牛耳 | Amphion 奥菲德尔
2. board lock：拧下 screw Off | 牛耳 board lock | 牛头(插头) strain relief