1The end of something which is furthest from the front or the working end.

车尾转了过来。

1. 1.1informal The rump or buttocks.
   〈非正式〉臀部，屁股
   a face like the back end of a sheep

   Example sentencesExamples

   • At least you don't spend your whole day staring at the back end of a mule.
   • Wouldn't life be peachy if you had another motivation, outside of vanity and maybe one or two alleged health benefits, to drag that saggy, sorry old back-end of yours to the gym?

   Synonyms

   end, tail end, rear end, tail
2. 1.2 The latter part of a period of time.
   尾期；末期
   the book takes us up to the back end of last year

   那本书让我们一直忙到去年年底。

   Example sentencesExamples

   • The fishing on all of the islands seems best in the summer months, peaking and then tailing off before the back end of the season.
   • Reed added: ‘We identified at the back end of last year that we wanted to improve in a couple of positions.’
   • Some people have questioned whether a club should be allowed to sign someone for a few games at the back end of the season and therefore to effectively have them for the play-offs.
   • I would hope by the back end of next month, if everything continues to go well, I will be in shape to play a competitive match.
   • The feel-good-factor that started at the back end of last season has rolled on through the summer leaving fans contemplating their most successful campaign in years.
   • He will undertake an American tour at the back end of the year.
   • It would also have a serious effect at the back end of the year, as many smaller farmers will rely on beef finishers to purchase their weanlings and store cattle.
   • After missing the cut on his chastened return to the tour qualifying school at the back end of last year, he has notched up three top-ten finishes from four events.
   • I had to play a few games at the back end of the season to prove my fitness and this is what makes it worthwhile; the World Cup was my main aim this season.
   • Without enough trade at the back end of this year, farmers would have a major difficulty in finding an outlet for their beef.
   • Something we didn't find tedious, however, was the interview broadcast at the back end of last year.
   • The clock, situated on top of the Popular Stand, has not worked since the back end of last year when it was hit by a falling branch.
   • He disagrees and says perhaps the economy is going through a short hibernation, which will end sooner than people think by the back end of next year.
   • After 16 years in London, Gary moved to the popular Egyptian resort town at the back end of last year because of his great love of scuba-diving.
   • The plant is not due to close until the back end of next year.
   • I have had a chat with him and to be fair he hasn't looked as sharp as he did at the back end of last season.
   • It has worked, but it has been helped by the new method of calculating inflation introduced at the back end of last year that has worked just as well for political rather than economic reasons.
   • It will be the back end of ten years before we see any benefit to the city.
   • They have come on quite strong at the back end of the season and this will be a tough game.
   • It was his grandfather Edmund who started the business in Middleham at the back end of the 19th century, before his father, also called Edmund, took over.

2Computing
The part of a computer system or application that is not directly accessed by the user, typically responsible for storing and manipulating data.

1attributive Relating to the end of a project, process, or investment.

许多年金保险要收取后端退保费。

2Computing
attributive Relating to or denoting the part of a computer system or application that is not directly accessed by the user, typically responsible for storing and manipulating data.