Once in the program, you have to study for 7 to 12 years at school.

一旦加入这个项目，你必须在学校学习7到12年。

youdao

You have to study these 10 words for the spelling test.

你需要学习这10个单词来应对这次听写测试。

youdao

Technical advances have cut down on the number of grains you have to study, so you get your results faster.

技术进步已经减少了你需要研究的谷物，你就可以更快地得到结果。

youdao

And she feels proud that she was able to do it. "Sometimes you can feel defeated when you have to study for a test and your baby is crying or something else is going on,"

VOA: standard.2009.12.04

What kind of things do you have to study to be good at aviation engineering?

你要学哪些课程来提高航空工程专业的技能？

来美国的理由 - SpeakingMax英语口语达人

I forget who--it may have been Charles Seller who said if you want to see the Market Revolution happening go study the Archives of the U.S. Patent Office.

我忘了是谁说的,大概是查尔斯.塞勒,他说,若你想看看市场革命是怎么发生的,就去研究美国专利局的档案吧

耶鲁公开课 - 美国内战与重建课程节选

You have to study--learn about insects, learn how to read water, learn how to cast.

FORBES: The World According to Yvon

It's like a lot simpler than a lot of the other science charts that you have to study.

NPR: Serenading Science In A New Rock Album

You have to study the science of evolution to explain it.

FORBES: Galileo And the Woes of Quantum Physicists