dumb cane
noun
1- a thick-stemmed plant with large variegated leaves, native to tropical America and widely grown as a house plant哑藤, 花叶万年青。
1.1
- Genus Dieffenbachia, family Araceae: several species, in particular the Caribbean D. seguine, which has a poisonous sap that swells the tongue and destroys the power of speech.花叶万年青属, 天南星科：数种, 尤指加勒比的哑蕉（花茎黛粉叶）, 其树液有毒, 可使人舌头肿起, 丧失说话能力。