regrettable

adj.

令人遗憾的；可惜的；可悲的；抱歉的

1. His decision to marry her is more regrettable.
   他决定娶她是很不幸的。
2. It's regrettable that you diddled away the whole afternoon.
   真可惜，你把整个下午浪费掉了。
3. It is regrettable that few people shall walk today because of the development of traffic facilities.
   由于交通设施的发展，现在很少人愿意步行，这是很可惜的。
4. It is regrettable that we never speak seriously.
   遗憾的是我们从没认真谈过。
5. He should be regretful for his regrettable conduct.
   他因该为自己那令人遗憾的行为而感到后悔。

Regrettable Sex
Regrettable Messages: Things People Wish They Hadn't Said
Breaking Singapore's Regrettable Tradition of Chilling Free Speech with Defamation Laws
Anticipating a regrettable purchase : Implications of erroneous affective forecasting for marketing planning
From a Jurisprudence of Regret to a Regrettable Jurisprudence: Shaping Native Title from Mabo to Ward
On bad decisions and deciding badly: When intention–behavior inconsistency is regrettable ☆
Spinosad in the native stingless bee Melipona quadrifasciata : Regrettable non-target toxicity of a bioinsecticide
Problems in prevention of preterm birth--regrettable contradictions. A special comment from the Founder of the Journal of Perinatal ...
A regrettable mistake in the award of the 2003 Nobel Prize in Chemistry: the omission of Gheorghe Benga, the first discoverer of the...
Remembering and regretting: The Zeigarnik effect and the cognitive availability of regrettable actions and inactions.