这座岛上有一座活火山，随时可能喷发。

The island is home to an ___active volcano, which could erupt at any moment.

登山者被警告远离这座活火山，因为它有突然喷发的危险。

Hikers were warned to stay away from the ___active volcano due to the risk of sudden eruptions.

科学家们正在密切监测这座活火山，寻找即将喷发的迹象。

Scientists are closely monitoring the ___active volcano for signs of an imminent eruption.