您要查找的是不是：
- 廣義Hopf環generalized Hopfian ring
- 環loop
- 廣義broad sense
- 環比link relative ratio
- 圓環traffic circle
- 廣義的general
- 環的annular
- 環氧epoxy
- 廣義相對論general theory of relativity
- 環氧乙烷epoxy ethane
- 擬三角Hopf代數上的辮子Doi-Hopf模的廣義積分和Maschke型定理(英文)A Generalized Integrals and Maschke Type Theorem for Braided Doi-Hopf Modules over Quasitriangular Hopf Algebras
- 環己hexanaphthene
- 外環outer ring
- 環保護ring protection
- 手環wrist strap
- 環島rotary island; roundabout
- 卡環snap ring
- 內環inner belt
- 磁環magnetic ring
- 套環lantern ring
