您要查找的是不是：
- 拟Frobenius余环 quasi - Frobenius coring
- 左拟Frobenius余环 left quasi - Frobenius coring
- Frobenius余环 Frobenius coring
- Frobenius弱余环 Frobenius weak coring
- 群余环 group coring
- 圆环 traffic circle
- 内环 inner belt
- 百余 over one hundred
- 磁环 magnetic ring
- 余度 remaining
- 杂环 heterocycle
- 大环 macrocyclic
- 这些职业工种因技术的发展而变得多余。 The jobs have been made redundant by technological advance.
- 上环 upper ring
- 余留 be left; remain
- 密封环 packing washer
- 筛余物 screen floating
- 筛余 screen residue
- 破环 destruction
- 抄完了吗，小余? Finished that copying, Xiao Yu?
