recalcitrant genotype顽拗基因型
recalcitrant molecule顽性分子
recalcitrant seeds型种子;顽拗性种子;拗性种子;顽拗型种子
recalcitrant substance降解物质;难分解物质质
recalcitrant detail顽强者
recalcitrant type顽拗型
recalcitrant tractable桀骜不驯的
recalcitrant wastewater难降解废水
recalcitrant compound难分解化合物
The dye wastewater is one kind of the typical recalcitrant organic wastewater and most dyes are aromatic compounds, and have complex structure and potential toxicity.
染料废水是一类典型的难降解废水，量大面广。 多数染料为芳香族化合物，结构复杂、难降解、具有潜在毒性。
参考来源 - 镰刀菌的筛选及其处理水中难降解有机物的研究ADJ（形容词） If you describe someone or something as recalcitrant, you mean that they are unwilling to obey orders or are difficult to deal with. 不服从命令的; 难对付的 [正式][usu ADJ n]
The danger is that recalcitrant local authorities will reject their responsibilities.
危险在于那些不服从命令的地方当局将拒绝履行他们的职责。
N-UNCOUNT（不可数名词） recalcitrance
...the government's recalcitrance over introducing even the smallest political reform.
...哪怕是最小的政治改革，该政府都不肯推行。