An order of fishes having some of the rays of the dorsal, ventral, and anal fins unarticulated and spinelike, as the perch.
A white crystalline resinous substance extracted from gutta-percha by the action of alcohol or ether.
A genus of perching birds, including the European kingfisher (Alcedo ispida)
small fish that resemble perch
A group of perching birds which are anisodactylous.
ammonium perchlorate
[化] 高氯酸铵
ammonium perchromate
[化] 过铬酸铵
ammonium-perchlorate explosive
[化] 高氯酸铵炸药
antihypercholesterolemic
抗高胆固醇血药
barium perchlorate
[化] 高氯酸钡
bismuth perchlorate
[机] 高氯酸铋
blue pikeperch
[网络] 蓝色pikeperch
cadmium perchlorate
[机] 高氯酸镉
calcium perchlorate
[机] 高氯酸钙
centrifugal supercharger
[化] 离心增压机
Chinese gutta percha
[化] 杜仲橡胶
chloropercha
氯仿牙胶
climbing perch
攀鲈
cobaltous perchlorate
[建] 高氯酸钴
come off one's perch
不再骄傲自大
cupric perchlorate
[建] 高氯酸铜
diperchromic acid
[化] 过二铬酸
ethyl perchloride
[化] 全氯乙烷; 六氯乙烷
ethylene perchloride
[化] 全氯乙烯; 四氯代乙烯
ethylidene perchloride
[化] 亚乙基二氯; 1,1-二氯乙烷