This large gear turns the small one to rotate the cylinder.

这个大齿轮带动小齿轮使滚筒旋转。

《新英汉大辞典》

The number that you choose to rotate your letters by is what we call in cryptography, a key.

你选择的旋转字母的数量就是我们在密码学中所说的密匙。

youdao

youdao

The number that you choose to rotate your letters by is what we call in cryptography, a key.

你选择的旋转字母的数量,就是所谓的加密学，一个密钥。

哈佛公开课 - 计算机科学课程节选

So in order to rotate a double bond, you have to actually break the pi bond, so essentially what you're doing is breaking the double bond.

为了能够旋转双键，你必须打破一个π键，本质上我们要做的就是打破双键。

麻省理工公开课 - 化学原理课程节选

As I mentioned, we'll rotate the teaching fellows through different parts of the alphabet, so every teaching fellow will have equal opportunity to grade work from each person in the class.

如我所说,我们会根据字母顺序,来更换助教,因此,每一位助教都有相同的机会,为班上每个人的作业评分

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

We wanted to rotate to maintain his condition and to give everyone great motivation.

BBC: Penalty hero Petr Cech rues latest Chelsea slip-up

Casually balancing the thermos on his knees, he began to rotate the cap and snap photographs.

NPR: Excerpt: 'Legends'

It takes four full images from different angles, which means scientists don't have to rotate the sample.

MSN: Fruit fly embryo grows into larva in 3-D video