3 sentences

1. 我前三节课都错过了。

   wǒ qián sān jié kè dōu cuò​guò le.

   I missed my first three classes.

   Source: OpenSubtitles

2. 我有三节电池。

   wǒ yǒu sān jié diàn​chí.

   I have three batteries.

   Source: CCMatrix

3. 大火烧毁了火车的三节车厢。

   dà​huǒ shāo​huǐ le huǒ​chē de sān jié chē​xiāng.

   The fire destroyed three of the train’s carriages.

   Source: CCMatrix