单词 excretal 释义 excretal, a.|kskritl|[f. excreta + -al.]Of or pertaining to excreta.1864Jrnl. R. Agric. Soc. XXV. 496 Human excretal matters.1964M. Hynes Med. Bacteriol. (ed. 8) xxxi. 478 A lower ratio suggests excretal contamination.{var l=document.g...