您要查找的是不是：
- 震旦系sinian system
- 震旦系(Z)Sinian (system)
- 系system
- 震旦系白云岩Sinian dolomitite
- 震旦系-下古生界Sinian-Lower Palaeozoic
- 震旦系浅变质岩Sinian epimetamorphic rocks
- 震旦系-中三叠统Sinian-Middle Triassic
- 院系department
- 系上to buckle up
- 系带chalaza
- 震旦纪sinian period
- 中文系department of Chinese language and literature
- 震旦复兴Revival of China; return of prosperity
- 菜系style of cooking
- 震旦方向sinian trend
- 系的phyletic
- 震旦走向sinian trend
- 科系department
- 震旦大学Zhengdan university
- 系动词copula
