Unit4 Natural Disasters 单词全英解析讲义-2023-2024学年高中英语人教版（2019）必修第一册

必修一 Unit4 Natural Disasters Disaster: Usage: A disaster refers to a sudden and severe event causing great damage, destruction, or loss of life. Example: The earthquake that hit the city was a major disaster, leaving thousands homeless and causing widespread devastation. Tornado: Usage: A tornado is a violent, rotating column of air that extends from a thunderstorm to the ground. Example: The tornado tore through the small town, uprooting trees and destroying several houses. Drought: Usage: A drought is a prolonged period of abnormally low rainfall, leading to a water shortage in a region. Example: The ongoing drought has resulted in water rationing and a decline in agricultural production. Landslide: Usage: A landslide occurs when a mass of earth or rock slides down a slope, often triggered by heavy rainfall or earthquakes. Example: The heavy rains caused a landslide, blocking the road and isolating the mountain village. Tsunami: Usage: A tsunami is a series of large ocean waves usually caused by an undersea earthquake or volcanic eruption. Example: The tsunami waves crashed into the coastal town, causing significant destruction and loss of life. Flood: Usage: A flood is an overflow of water onto land that is usually dry. Example: The river overflowed its banks, leading to widespread flooding in the surrounding areas. Volcanic Eruption: Usage: A volcanic eruption is the release of magma, ash, and gases from a volcano. Example: The volcanic eruption spewed ash into the atmosphere, affecting air travel in the region. Magnitude: Usage: Magnitude refers to the size, extent, or importance of something, often used to describe the intensity of earthquakes. Example: The earthquake measured 7.5 on the Richter scale, indicating a significant magnitude. Rescue: Usage: Rescue involves saving someone from a dangerous or distressing situation. Example: The search and rescue team worked tirelessly to find survivors trapped under the collapsed building. Damage: Usage: Damage refer