词汇	第宇
释义	第宇 dì yǔ猶官邸。
随便看	be on nodding terms be on oath be on/off the danger list be on one's back be on one's best behaviour be on one's dignity be on one's ear be on one's feet be on one's game be on one's good behavior be on one's good behaviour be on one's guard be on one's high horse be on one's hind legs be on one's honour be on one's honour to do sth be on one's knees be on one's last legs be on one's last pins be on one's legs be on ones mettle be on one's mettle be on one's mind be on one's own be on one's pins