To figure out how much power these devices are using, Callie Babbitt and her colleagues at the Rochester Institute of Technology in New York tracked the environmental costs for each product throughout its life — from when its minerals are mined to when we stop using the device ．

I have always been a good student in school.

我在学校里一直都是个好学生。

He never said he was a good student, did he?

他从没说过他是个好学生，不是吗？

I am a good student, but I can be better.

我是个好学生，但我可以做得更好。

She is a good student; I like him very much.

她是一个好学生，我很喜欢她。

I like him very much because he is a good student.

我很喜欢他，因为他是一个好学生。

Third, a good student should be in good health.

第三，一个好学生应具有健康的身体。

I study hard. I am a good student.

我学习刻苦，是名好学生。

What is a good student is a basic education theory problem.

什么是好学生是一个基本的教育理论问题。

To be a good student, you must study hard.

要成为一名好学生，你必须努力学习。

He is a good student with whom you can study.

他是一位能一起学习的好学生。

She's a really good student.

她是一名很优秀的学生。

A good student of science can't be an unobservant person.

一个优秀的科学工作者不可能是不善于观察的人。

He is a good student, only that he is a little lazy.

他是一个好学生，只是有点懒。

Huang Rong, a hard-working and all-round student, was cited as a Three Good Student every semester since she studied at Xianhua Foreign Language School.

黄蓉同学是一名学习认真、工作努力、全面发展的学生，自就读仙华外国语学校以来，每个学期都被评为“三好学生”。

The New York Times reported that the disclosure for President Trump's elder daughter was released as her husband Jared Kushner submitted an updated financial form revealing they benefit from a business empire worth as much as$ 761 million.

《纽约时报》报道，此次对特朗普总统大女儿伊万卡的披露，发生在她的丈夫杰瑞德·库什纳提交了一份更新的财务表格之际，文件显示，这对夫妇从一个价值7.61亿美元的商业帝国中获得大笔收入。

She went to visit her unhappy relative, David Deans, and his elder daughter, who had found in her house the nearest place of friendly refuge.

她就去看她的不幸的亲戚戴维·迪恩斯同他的大女儿&他们在她家临时避难，真是在近便不过了。

He was for many years a family friend of the Murdochs and is godfather to their elder daughter, Grace.

多年来，他是默多克的世交和默多克大女儿格蕾丝的教父。

Born in London, England, by Caesarean section, she was the elder daughter of King George VI.

女王出生在英国的伦敦，她是乔治六世国王的长女。

Today, Fang Xingyu has handed over most of the workshop to her elder daughter.

如今，方兴玉把豆腐坊的大部分工作交给了大女儿。

Jane is their elder daughter.

简是他们的大女儿。