neurotoxin

/noor-oh-tok-sin, nyoor-, noor-oh-tok-, nyoor-/US // ˈnʊər oʊˌtɒk sɪn, ˈnyʊər-, ˌnʊər oʊˈtɒk-, ˌnyʊər- //UK // (ˌnjʊərəʊˈtɒksɪn) //

神经毒素,神经毒剂,神经毒物,神经毒物剂

Definitions

n.名词 noun

1
- : a neurotoxic substance, as rattlesnake venom or the poison of a black widow spider.

Alternatively, neurotoxins could once have been more common among rattlesnake species, only to be lost through evolution.
By then, people had been exposed not only to high amounts of lead, a neurotoxin that is especially damaging to children, but a series of bacterial outbreaks.
Some difficulty in breathing can occur, especially if large amounts of neurotoxin are present in the venom.