Definition
n.
geological stratumlayer
Examples
- 地层。Kēxuéjiā yánjiū bùtóng de dì céng.Scientists study different strata.
- 地层。Zhège dì céng lǐ yǒu hěn duō huàshí.This stratum contains many fossils.
- 地层。Gōngrén wā dào le yí gè hěn shēn de dì céng.Workers dug to a very deep stratum.
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