They ordered that for every tree cut down two more be planted.

他们要求每砍伐一棵树就要补栽两棵树。

《牛津词典》

We have to account for every penny we spend on business trips.

我们出公差所用的每一分钱都得报清楚。

《牛津词典》

Intelligent computers will soon be an indispensable diagnostic tool for every doctor.

智能计算机很快将会成为每位医生必不可少的诊断工具。

《柯林斯英汉双解大词典》

They observed that for every molecule of carbon dioxide taken in by the plants, they lost forty-four percent less water.

VOA: special.2010.01.26

So for every photon we have 2.84 times 10 to the -19 joules.

每一个光子有,2，84乘以10的-19次方焦耳。

麻省理工公开课 - 化学原理课程节选

and they bought every single one of these guests a pair of new shoes for a party favor.

而且他们给每个参加聚会的人买了一双新鞋。

富家孩子的生日 - SpeakingMax英语口语达人

Thankfully, from market food to Michelin-star restaurants, Florence is full of delicious eateries for every budget.

BBC: Florence for foodies

Virginia, for example, only requires a minimum of one machine for every 750 voters.

NPR: Questions And Answers On Voting Rules

For every developmental dollar a country receives in international aid, girls currently receive less than two cents.

FORBES: International Women's Day Is No Laughing Matter