I think I need to study more.

我觉得我需要读更多书。

I think 实战 - SpeakingMax英语口语达人

If you decide to opt in by a pass fail, I just need to sign your white study card or if you wanna decide before the 5th Monday, just grab the pink slip and I can sign that and you can turn that in at any point and I'm happy to chat during break today or after class if you have any questions or concerns.

如果你上我们的课程只是要一个分数，那么我只需要在你的白卡片上签个名就可以了,或者说，如果在第五周的周一前还没考虑好，把你的解聘书拿来，只要我签个字,任何时候你都开以离开我的教室,当然，如果你有任何问题和疑虑,我也很高心和大家做课下交流。

哈佛公开课 - 计算机科学课程节选

Non-Western peoples who wish to share in the things that characterize modernity will need to study the ideas and history of Western civilization to achieve what they want, and westerners, I would argue, who wish to preserve these things must do the same.

希望分享西方现代特点的,非西方人士需要学习,西方文明的思想和历史,以实现自己的理想,而对西方,而我要说,那些希望,保留自身文明的西方人,也必须做相同的事

耶鲁公开课 - 古希腊历史简介课程节选

because I'm not saying, "You need to study. You need to do this."

因为我不会说，“你必须学习。你必须做这个。”

学习靠自觉 - SpeakingMax英语口语达人

By "Present," We mean-- we will pick some part of the universe we want to study and we will ask, "What information do I need to know for that system at the initial time, like, right now, in order to be able to predict the future?"

我们所说的"现在",意思是,我们会选取客观世界某一部分来进行研究,然后我们就会问,我们需要什么信息去了解,初始时刻的系统,比如现在,进而能使我们能够预测未来呢

耶鲁公开课 - 基础物理课程节选