Read Edit View history 持久性毒剂 chíjiǔxìngdújì persistent agent Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 持久性毒剂/持久性毒劑 · chíjiǔxìngdújì · persistent agent 2026/03/04 持久性毒剂 / 持久性毒劑 chíjiǔxìngdújì persistent agent persistent agent 持久性毒剂在环境中可以停留很长时间。 created sense Mar 4, 2026, 02:25 AM