它是箭毒碱，提取自一种南美产的植物。
It is a curare alkaloid derived from the South American plant.
箭毒蛙通过它们的警戒色来传递这种信息，所以，大多数动物不喜欢捕猎箭毒蛙。
Their bright colors communicate this, and so most animals tend not to hunt them.
箭毒的现代临床应用可追溯至1932年。
华盛顿特区的国家动物园中色彩斑斓的箭毒蛙正在四处游荡。
Dyeing poison dart frogs explore their exhibit at the National Zoo in Washington, D. C.
莲心碱的季铵盐与箭毒块茎碱的化学结构不同，缺少一个氧醚键。
The quaternary ammonium salts of liensinine differ from d-tubocurarine by one less ether linkage in chemical structure.
热带亚洲鱼藤属的任何一种木质藤本植物，其根产出一种属于杀虫物质的鱼藤酮；该属有几种植物当地用作鱼毒和箭毒的原料。
Any of various usually woody vines of the genus derris of tropical Asia whose roots yield the insecticide rotenone; several are sources of native fish and arrow poisons.
热带亚洲鱼藤属的任何一种木质藤本植物，其根产出一种属于杀虫物质的鱼藤酮；该属有几种植物当地用作鱼毒和箭毒的原料。
Any of various usually woody vines of the genus derris of tropical Asia whose roots yield the insecticide rotenone; several are sources of native fish and arrow poisons.
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