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vain什么意思、怎么读?单词用法、记忆法、发音音标、反义词辨析、词语翻译、例句造句

vain 音标:[veɪn]

a. 无价值的, 徒然的, 空虚的, 自负的, 愚蠢的相关词组: in vain try in vain to do sth take sb's name in vain be vain of
◆记忆方法一:
分析:va——“蛙”的近似拼音;in——在里面。
记忆:青蛙在井里面显得很自负。

◆记忆方法二:
vain (考频:2)
a.①徒劳的,枉然的
②虚荣的,自负的:Too much praise can make a man vain.过分的赞扬会使人自高自大。
n.徒劳,白费
[表语] 白费,徒劳:All is in vain.所有的努力都白费了。
【考】in vain
[状语] 白白,徒然:I tried in vain to sleep.我怎么也睡不着。
rain/grain/brain/train/rainy/rainbow/vain
记忆:
1. rain [ rein ] n. 雨, 下雨, 雨天 How nice it is to stroll in a gentle rain!在细雨中散步多惬意啊!
2. grain [ ^rein ] g, 音“谷”,n. 谷物, 谷类, 谷粒 Asians feed on grain. 亚洲人以谷物为生。
3. brain [ brein ] n. 脑, 头脑 Humans have a larger brain than other animals in percentage. 从比例上说,人的大脑比其它动物都大。
4. train [ trein ] n. 火车, 行列, 长队 vt. 训练, 培养 The school trains skilled workers, including train drivers. 这学校培训技术工人,包括火车司机。
5. rainy [ 5reini ] adj. 下雨的, 多雨的 Aren’t rainy seasons romantic sometimes?有时候雨季不是很浪漫吗?
6. rainbow [ 5reinbEu ] n. 彩虹, 幻想 There is no colorful rainbow without a heavy rain. 没有风雨就没有彩虹。
7. vain [ vein ] adj. 徒然的, 虚荣的, 空虚的 The fox struggled in vain in the trap. 狐狸在陷阱中徒劳地挣扎。
8. chain [ tFein ] n. 链(条),镣铐, 一连串, 一系列 Who should be responsible for this chain of attacks?谁应该为这一系列的攻击负责?
另类阅读:
Proper rain can not only bring rainbows but also makes rich grain. Use your brain, and you will also have a better grain. Well-trained farmers often have more grain.

通常用作短语 in vain 。
例句: All her effort was in vain at last .
她所有的努力最后都白费了。


例句: All his father's exhortations were in vain .
他父亲的一切劝告都无效。
例句: We tried in vain to make him change his mind .
我们想使他改变主意,结果是白费心机。

City prayers were vain against the great rural potentate.

城市里的祈祷文对于乡村中这个了不起的有权有势的人竟然毫无用处。

We tried in vain to make him change his mind.

我们想让他改变主意,结果白费心机。



通常用作短语 in vain 。
例句: All her effort was in vain at last .
她所有的努力最后都白费了。


例句: All his father's exhortations were in vain .
他父亲的一切劝告都无效。
例句: We tried in vain to make him change his mind .
我们想使他改变主意,结果是白费心机。

※An old dog barks not in vain. 老犬不空吠。
※Money spent on the brain is never spent in vain. 智力投资,决非虚掷。
※Vain glory blossoms but never bears. 虚荣能开花,但从不结果。
※Vainglory blossoms but never bears. 虚荣光开花,永远不结果。
※Money spent on the brain is never spent in vain. (智力投资绝不会白花。)

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