We had to drain the oil out of the engine.
我們必須把發動機裡的機油全部放掉。
The US dollar went through a difficult time, in company with the oil market.
美元與石油市場同時經歷了艱難時期。
The price of oil increased.
石油價格上漲了。
Oil does not mix with water.
油不融於水。
Oil does not blend with water.
油不融於水。