petroleum shale的用法和樣例：
例句
- North America has vast deposits of shale.
北美有大量油頁岩沉積。 - And where there is shale there is likely to be oil.
而哪兒有油頁岩，哪兒就可能有石油。
petroleum shale的相關資料：
臨近單詞
petroleum wax
petroleum
petroleum geologic conditions
petroleum-coke water slurry
petroleum accumulation system
petroleum fermented polyamide
petroleum resource assessment
Petroleum pool-forming time
petroleum development geology
petroleum-degrading strains
petroleum accumulation period
petroleum produced wastewater
