As you've just found out, opening a book doesn't require much effort.

正如你刚刚发现的那样，打开一本书并不需要太多努力。

youdao

youdao

She spends too much effort on things that don't matter.

她在一些无关紧要的事情上花费精力太多。

《牛津词典》

Then,with much effort, he slowly wrote the divorce decree on half a sheet of paper and copied it on the other.

VOA: special.2009.11.14

What type of different foods were they eating, and how much effort went into getting them?

他们吃着什么样不同的食物呢,他们为此付出多大的努力

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Externality When I'm figuring out how much effort to contribute to this firm I don't take into account that other half of profits that goes to you.

外部性,当我计算要为公司付出多少时,我没考虑到利润的一半会归你所有

耶鲁公开课 - 博弈论课程节选

This is ALL TOO MUCH EFFORT just to achieve a 33% reduction in gasoline imports.

FORBES: Breakthrough in Biofuels? Maybe.

If only as much effort went into improving performance as it did into fixing performance measures.

FORBES: Magazine Article

The players put in so much effort to keep Australia at bay last Saturday.

BBC: Johnstone hopes for Scots hat-trick