但寒冷温度不仅是波动现象的原因。

But cold temperatures aren't the only reason for the fluctuations.

youdao

假设光是一种波动现象。

Light is assumed to be a wave phenomenon.

youdao

室内气体或供应管道液体的可压缩性可以使波动现象存在。

The compressibility of the chamber gases or feed line liquids allow for the existence of wave motions.

youdao

Because positing them allows you explain things about the rotation of the star or the gravitational fluctuations, what have you.

因为这样假定能帮助你解释,诸如星体运行,引力波动,等现象

耶鲁公开课 - 死亡课程节选

She is also a PhD candidate in Economics and is doing research on the behavior of options prices in a phenomenon called the "Options smile," as she's smiling at me right now.

她也在攻读经济学博士学位,目前正在研究"期权微笑",也就是,期权隐含波动率微笑现象中的价格变动趋势,她现在正对我微笑呢

耶鲁公开课 - 金融市场课程节选