re·gret·ta·ble /rɪˈɡretəbl/ a. 使人悔恨的；令人遗憾的；可惜的；不幸的，可悲的 It is regrettable that he behaved like that. 他竟作出那种行为，令人遗憾。 Tiredness on the part of the driver caused him to make such regrettable errors. 司机太疲劳了，以致犯下此类令人遗憾的错误。 a most regrettable loss 非常可惜的损失 a regrettable failure 可悲的失败