英语词汇peri derivative怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	peri derivative
释义	peri derivative derivativeness可微商性,可微商情况 preservativen. 防腐剂；预防法；预防药 adj. 保存的；有保存力... preoperativeadj. 外科手术前的
随便看	externally piloted regulator externally powered orthosis externally powered prosthesis externally powered prosthetic hand externally powered splint externally pressurized spherical bearing externally programmed computer externally quenched counter tube externally reflected component of daylight factor externally regulated behavior externally regulated delivery system externally relieved body bolt externally reversible motor externally specified index externally specified index operation externally stable externally stable set externally storaged program externally stored program externally stored programme externally supported externally tangent externally tangent circle externally temperature influence externally threaded part

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