“extant”概念、定义、翻译-科学时代

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

单词	extant
释义	出版印刷词汇手册 extant 作家遗著手稿
随便看	polymeric group transfer reagent polymeric halogenating agent polymeric Lewis acid polymeric material polymeric material vessel polymeric membrane polymeric metal complex polymeric microencapsulated drug deliver system polymeric multifunctional catalyst polymeric nonlinear optical material polymeric optical fibre polymeric oxidizing reagent polymeric particle polymeric perfluorinated sulfonic acid polymeric phase transfer catalyst polymeric photosensitizer polymeric piezoelectric polymeric rare earth metal fluorescence material polymeric reagent polymeric reducing agent polymeric sealant polymeric semiconductor polymeric sensitizer polymeric solid ionic conductor polymeric substance