- open into / onto sth
- openly
- open-minded
- openness
- open-plan
- opens
- open (sth) (out)
- open (sth) up
- open (to sb / sth)
- open to sth
- opera
- operable
- opera house
- operahouses
- opera houses
- operas
- operate
- operated
- operate (on sb) (for sth)
- operate (on sth)
- operates
- operatic
- operatic
- operating
- operating room
- 歇后语：送进锅里的骨头
- 歇后语：地久天
- 歇后语：孟尝君的门客
- 歇后语：脑袋上擦油
- 歇后语：药里的甘草
- 歇后语：铁锹挖芋艿
- 歇后语：炸了锅的马蜂
- 歇后语：鸦雀剪去尾子
- 歇后语：老娘娘看画
- 歇后语：雀子戴纱帽
- 歇后语：山雀落在大豆地
- 歇后语：单身汉填表
- 歇后语：盐店里的保管
- 歇后语：漫天挂渔网
- 歇后语：裁缝的针箍
- 歇后语：鸭子鳧子
- 歇后语：火星庙乌龟
- 歇后语：小鸡鸡整到脑门上
- 歇后语：乌龟打甲鱼
- 歇后语：剜到筐里就是菜
- 歇后语：老鼠偷食油
- 歇后语：死鸡撑硬脚
- 歇后语：半路里杀出程咬金
- 歇后语：隔着墙拉车
- 歇后语：篮球场上的裁判