3 sentences

1. 蔬菜价随着天气变化而波动。

   shū​cài jià suí​zhe tiān​qì biàn​huà ér bō​dòng.

   The price of vegetables fluctuates according to the weather.

   Source: UM-Corpus: Spoken

2. 当你怀孕时，身体会经历突然的、剧烈的荷尔蒙波动。

   dāng nǐ huái​yùn shí, shēn​tǐ huì jīng​lì tū​rán de, jù​liè de hé'ěr​méng bō​dòng.

   When you’re pregnant, your body goes through sudden, dramatic hormonal fluctuations.

   Source: CCMatrix

3. 水朝各个方向波动，触及漂浮在池塘水面的每一样东西。

   shuǐ cháo gè​gè fāng​xiàng bō​dòng, chù​jí piāo​fú zài chí​táng shuǐ​miàn de měi yī​yàng dōng​xi.

   The water ripples in every direction, touching everything floating on the surface of the pond.

   Source: CCMatrix