什么是Return

Question

如题所述

Answer 1

return
英 [rɪ'tɜːn] 美 [rɪ'tɝn]
vt. 返回；报答
vi. 返回；报答
n. 返回；归还；回球
adj. 报答的；回程的；返回的
词组短语：
and return 并且回程
in return adv. 作为报答
return for 作为对…的报答
英文解释及例句：
1.
V-I When you return to a place, you go back there after you have been away. 返回
例：
There are unconfirmed reports that Aziz will return to Moscow within hours.
有未经证实的报道称阿齐兹将在数小时内返回莫斯科。
2.
N-SING Your return is your arrival back at a place where you had been before. 返回
例：
Kenny explained the reason for his sudden return to Dallas.
肯尼解释了他突然返回达拉斯的理由。
3.
V-T If you return something that you have borrowed or taken, you give it back or put it back. 归还
例：
I enjoyed the book and said so when I returned it.
我很喜欢这本书，归还它的时候就这么说了。
4.
N-SING Return is also a noun. 归还
例：
The main demand of the Indians is for the return of one-and-a-half-million acres of forest to their communities.
印第安人的主要要求是把150万英亩的森林归还给他们的族群。
5.
V-T If you return something somewhere, you put it back where it was. 放回
例：
He returned the notebook to his jacket.
他把笔记本放回自己的夹克里。
6.
V-T If you return someone's action, you do the same thing to them as they have just done to you. If you return someone's feelings, you feel the same way toward them as they feel toward you. 回应; 回报
例：
Back at the station the chief inspector returned the call.
回到警察局后，督察长回了电话。
7.
V-I If a feeling or situation returns, it comes back or happens again after a period when it was not present. 再现; 恢复
例：
Official reports in Algeria suggest that calm is returning to the country.
阿尔及利亚官方的报道暗示该国正在恢复平静。
8.
N-SING Return is also a noun. 再现; 恢复
例：
It was like the return of his youth.
这好像是他青年重现。
9.
V-I If you return to a state that you were in before, you start being in that state again. 恢复
例：
Life has improved and returned to normal.
生活改善了且恢复了正常。
10.
N-SING Return is also a noun. 恢复
例：
He made an uneventful return to normal health.
他顺利地恢复到了正常健康状态。
11.
V-I If you return to a subject that you have mentioned before, you begin talking about it again. 回到 (前面的话题)
例：
The power of the church is one theme all these writers return to.
教会的权力是所有这些作家回归的一个主题。
12.
V-I If you return to an activity that you were doing before, you start doing it again. 重新开始; 继续 (做)
例：
At that stage he will be 52, young enough to return to politics if he wishes to do so.
到那时候他将是52岁，足够年轻，只要他愿意还可以继续从政。
13.
N-SING Return is also a noun. 重新开始; 继续
例：
He has not ruled out the shock possibility of a return to football.
他没有排除重返足坛的这个惊人的可能性。
14.
V-T When a judge or jury returns a verdict, they announce whether they think the person on trial is guilty or not. 宣布 (裁决)
例：
They returned a verdict of not guilty.
他们宣布了无罪判决。
15.
ADJ A return ticket is a ticket for a trip from one place to another and then back again. 往返的
16.
ADJ The return trip is the part of a trip that takes you back to where you started from. 返程的
例：
Buy an extra ticket for the return trip.
额外再买一张返程票。
17.
N-COUNT The return on an investment is the profit that you get from it. 返利; 收益
例：
Profits have picked up this year but the return on capital remains tiny.
利润本年度上升了，但资本收益仍然很少。
18.
PHRASE If you do something in return for what someone else has done for you, you do it because they did that thing for you. 作为回报
例：
You pay regular premiums and in return the insurance company will pay out a lump sum.
你定期交纳保险费，作为回报，保险公司会一次性付给你一笔钱。

Answer 2

Answer 3

Answer 4

　　return 表示从被调函数返回到主调函数继续执行，返回时可附带一个返回值，由return后面的参数指定。 return通常是必要的，因为函数调用的时候计算结果通常是通过返回值带出的。 如果函数执行不需要返回计算结果，也经常需要返回一个状态码来表示函数执行的顺利与否（-1和0就是最常用的状态码），主调函数可以通过返回值判断被调函数的执行情况。本回答被提问者和网友采纳