hollow
相关英语词汇推荐
- old plate tectonics
- discharge hydrograph
- volcanic ejecta
- ferganite
- greenwich meridian
- Suspended solids
- temperature barrier
- rock terrace
- speciation
- layering of relief
- cuesta
- soil subtype
- artificial radioactive element
- descloizite
- organoclay
- sial
- limonite
- acid geochemical barrier
- precision processing
- ala twin