vain怎么记,vain的词根词缀巧记速记方法-怎么记单词

in vain 徒劳白费力气
take sb's name in vain 滥用/亵渎某人的名字
be vain of/ about 自负于xxx
labour in vain 无效劳动
vain glory 虚荣
in vain 徒劳的
be in vain 徒劳无功
take sb.'s name in vain 冒用某人的名字
vain glory 虚荣的荣耀
do sth. in vain 徒劳地做某事
in the vain attempt 徒劳的尝试
take one's name in vain 徒有虚名

单词例句

She's vain about her wealthy family.
她自负于她富裕的家庭条件。
They made a vain attempt to rescue.
他们付出了徒劳的努力去营救。
She is too vain to go to a fast food restaurant.
她太虚荣，不肯去快餐店就餐。

These efforts have not been in vain - the company's global online sales in the final quarter of 2018 were up by double digits.

However, such a move will be in vain and only cause more trouble for future Sino-US economic and trade negotiations, he added.

China overtook the US as the world's top destination for foreign direct investment flows last year, which showed that attempts to force supply chain activities out of China are in vain, Tu said.

For example, the Lady Driving Mode hints at a lack of skill and the selfie camera suggests women are vain, some claimed.

Carmakers are racing to introduce face-lifted and new models to meet customers' evolving demands - but they are doing the job in vain in China, according to a J. D. Power study.

考试真题例句(机器翻译仅供参考)

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六级During the hours spent waiting in vain to see a bone doctor, I decided to take another track and try acupuncture.

在徒劳地等待看骨科医生的几个小时里，我决定走另一条路，试试针灸。

2018年6月六级真题(第二套)听力 Section C

高考As an inexperienced teacher, I tried every means to get them to be quiet, but in vain.

作为一个没有经验的老师，我想尽一切办法让他们安静下来，但都没有成功。

2015年高考英语湖南卷完形填空原文