电池(diàn chí) - battery in Mandarin

我wǒ的de手shǒu机jī电diàn池chí快kuài没méi电diàn了le。

My phone battery is almost dead.

这zhè个ge玩wán具jù要yào用yòng两liǎng节jié电diàn池chí。

This toy takes two batteries.

旧jiù电diàn池chí不bù能néng扔rēng进jìn普pǔ通tōng的de垃lā圾jī桶tǒng。

Old batteries mustn't go in the ordinary bin.

电diàn动dòng车chē的de电diàn池chí可kě以yǐ用yòng很hěn多duō年nián。

An electric car's battery can last many years.

玩wán具jù车chē不bú动dòng了le，大dà概gài是shì电diàn池chí没méi电diàn了le。

The toy car has stopped. The batteries are probably flat.