In this task, given a sentence in the English language, your task is to convert it into the Japanese language.

Example input: Test subjects will be administered either a placebo or PA-457 that will be taken in combination with the medication they already take.
Example output: 被験者は、彼らがすでに服用している薬剤と一緒に偽薬またはPA-457を与えられる。
Example explanation: The above sentence is correctly translated from English to Japanese.
Q: This oil disaster may be even worse than the one of February, which was described by the BBC as the worst oil spill that Estonia has ever experienced.
A:
この石油事故は、BBCによって、エストニアがかつて経験した中で最悪の油流出と言われた2月の事故よりも、更にひどいものになる可能性がある。