| 释义 |
strata reticulare
- extracurricularadj. 学校课程以外的
- extravehicularadj. 飞行器外的；宇宙飞船外的；在宇宙飞船外部活动的
- stratigraphicaladj. 地层学的
- 含盐地层hán yán dì céng
saliferous strata
- 地层dì céng
stratum
- 覆层fù céng
coating; overlying strata
- 阶层jiē céng
stratum; rank; section
- 社会阶层shè huì jiē céng
stratum
- 等级děng jí
grade; rank; order and degree; social estate; social stratum
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