tail-off

基本解释

Think big ! nobody was born to be a failure, If you feel you're going to succeed-and work your tail off-you will succeed.
要有雄心壮志！没有人生来就是失败者。如果你认定自己会成功-于是发奋努力-你就会成功！
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Asian market slide sharply as they opened, on the tail of a US sell-off, disturbing news about American banks, and new risks that Greece may default.
受令人不安的有关美国银行及希腊存在违约可能消息的影响，美国市场则在收盘时出现了大量的抛售，紧接着亚洲证券市场在开盘后迅速的下跌。
And I am sorry to say that the Pussy-cat and the Quangle-Wangle crept softly and bit off the tail-feathers of all the sixty-five parrots, for which Violet reproved them both severely.
不过，我很难过地告诉大家，猫咪和Quangle-Wangle蹑手蹑脚地爬过去，咬掉了所有这六十五只鹦鹉的尾羽，为此Violet狠狠地训了它们俩。

But according to Nielsen's data, Facebook's U.K. tail-off in January was mirrored in other European countries, too.
FORBES: Facebook Falters In Europe
But I also want to recognize Justice Yvette McGee Brown for her service, and she's here today as well. (Applause.) And of course, we have a surprise guest, one of our dear friends who has been working his tail off -- and we love him.
WHITEHOUSE: Remarks by the First Lady at a Campaign Event
As these one-off boosts tail away, banks' earnings per share will grow more slowly.
ECONOMIST: The trials of megabanks

When something tails off, it gradually becomes less in amount or value, often before coming to an end completely.