phytotoxicWiktionary 原文构词拆分phyto-前缀Pertaining to or derived from plants.+toxic词根/词干词源说明From phyto- + toxic.释义（英文）形容词 Adjective(biochemistry) Characteristic of a phytotoxin.词族派生词（1）nonphytotoxic相关词（1）phytotoxin