毒素 (dúsù): toxin

Meanings

Zhè zhǒng mógu hányǒu dúsù.

This type of mushroom contains toxins.

Shēntǐ xūyào páichū dúsù.

The body needs to expel toxins.

usage

毒素 refers to biological or chemical toxins. For 'poison' in general, use 毒药 (dúyào). 毒素 is more scientific/medical.

毒 dú

素 sù