adj.令人惋惜的，可惜的，令人遗憾的

His choice of friends is regrettable.
他对朋友的选择实在不怎么样。
Eric's decision to marry her is more regrettable.
埃里克决定娶她是很不幸的。
Tom should be regretful for his regrettable conduct.
汤姆应当为他令人遗憾的行为后悔。
It was regrettable that he couldn't attend the important meeting due to his illness.
很遗憾，他因为生病没能参加那个重要会议。
The company's decision to lay off employees just before the holidays was regrettable.
公司决定在假期前裁员，这很令人遗憾。
His untimely remark at the funeral was regrettable and caused considerable discomfort.
他在葬礼上不合时宜的言论非常遗憾，引起了相当大的不适。
It's regrettable that such a talented artist went unrecognized for most of their life.
非常遗憾这样一位有才华的艺术家一生中的大部分时间都未得到认可。
The regrettable incident led to a breakdown in diplomatic relations between the two countries.
那起令人遗憾的事件导致两国之间的外交关系破裂。
It's regrettable how much time I wasted on unproductive activities when I was younger.
很遗憾，我年轻的时候浪费了那么多时间在没有成效的活动上。
The regrettable mistake in the financial report caused a significant drop in the company's stock price.
财务报告中的那个遗憾错误导致公司股价大幅下跌。
It's regrettable that the historic building was demolished to make way for a new shopping mall.
那座历史建筑被拆除以便建造新购物中心，这真是令人惋惜。
His decision to quit school at such a young age was regrettable, but he's determined to make it right.
他那么小就决定辍学实在遗憾，但他决心要弥补这个错误。
The regrettable incident of cyberbullying has sparked a nationwide conversation about online behavior.
那起令人遗憾的网络欺凌事件引发了全国关于网络行为的大讨论。