その有毒ガスが湖から突然現れでた理由をめぐって科学者たちはさまざまな憶測をめぐらせた読み方
Update Required
To play the media you will need to either update your browser to a recent version or update your Flash plugin.
- その有毒ガスが湖から突然現れでた理由をめぐって科学者たちはさまざまな憶測をめぐらせたの英語：The scientists formed various guesses as to the reason why the toxic gas suddenly emerged from the lake.
