lava
Lava is the very hot, liquid rock that comes out of a volcano when it erupts. After it cools down and stops moving, it turns into hard, solid stone.
例文
3 / 5The red lava moved slowly down the side of the mountain.
The red lava moved slowly down the side of the mountain.
Geologists are currently measuring the temperature of the fresh lava.
Geologists are currently measuring the temperature of the fresh lava.
Look at that glowing lava! It looks like a river of fire.
Look at that glowing lava! It looks like a river of fire.
語族
覚え方のコツ
Think of a 'lava lamp'—the orange liquid inside moves slowly and glows just like the real thing.
クイックテスト
The hot ____ destroyed the trees near the volcano.
正解!
正解は: lava
例文
The red lava moved slowly down the side of the mountain.
everydayThe red lava moved slowly down the side of the mountain.
Geologists are currently measuring the temperature of the fresh lava.
formalGeologists are currently measuring the temperature of the fresh lava.
Look at that glowing lava! It looks like a river of fire.
informalLook at that glowing lava! It looks like a river of fire.
The chemical composition of the lava determines how fast it flows.
academicThe chemical composition of the lava determines how fast it flows.
Tourism companies have canceled tours due to the dangerous lava flows.
businessTourism companies have canceled tours due to the dangerous lava flows.
語族
よく使う組み合わせ
よく使うフレーズ
the floor is lava
the floor is lava (a children's game)
lava lamp
lava lamp (a decorative light)
lava bed
lava bed (an area covered by solidified lava)
よく混同される語
Magma is the hot liquid rock when it is still underground; it is only called lava once it reaches the surface.
使い方のコツ
Use 'lava' specifically for volcanic activity above ground. It is an uncountable noun when referring to the substance, but can be plural ('lavas') when referring to different types of geological formations.
よくある間違い
Learners often use 'lava' for any hot liquid, but it only applies to molten rock from a volcano.
覚え方のコツ
Think of a 'lava lamp'—the orange liquid inside moves slowly and glows just like the real thing.
語源
From the Italian word 'lava', which means a stream or a torrent, originating from the Latin 'labi' meaning 'to slide'.
文法パターン
文化的な背景
In places like Hawaii, lava is often treated with great respect and is linked to the goddess Pele in local mythology.
クイックテスト
The hot ____ destroyed the trees near the volcano.
正解!
正解は: lava
関連語彙
natureの関連語
rainforest
A1A thick forest in a tropical area that receives a large amount of rain throughout the year. It is a dense habitat known for having many different types of plants and animals.
tundra
A1A large, flat area of land in very cold parts of the world, such as the Arctic. In this area, the ground is frozen and there are no trees, only small plants like moss.
wetland
A1A wetland is an area of land that is always wet or covered with shallow water. It is a very important place where many different plants and animals, like birds and frogs, live.
coral reef
A1A coral reef is a large underwater structure made from the skeletons of small sea animals called corals. They are usually found in warm, shallow parts of the ocean and provide a home for many types of fish.
vegetation
A1Vegetation refers to all the plants and trees that grow in a particular area. It is used to describe the green cover of the earth, like forests or grass.
foliage
A1Foliage refers to the leaves of a plant or tree, considered as a group. It is often used to describe the overall appearance and mass of greenery in a landscape or forest.
canopy
A1A canopy is a cover that hangs over something, like a bed or a seat, to provide shade or protection. In nature, it is the top layer of a forest where the branches and leaves of tall trees meet to form a roof.
photosynthesis
A1Photosynthesis is the natural process that green plants use to make their own food. They use sunlight, water, and carbon dioxide to create energy and release oxygen into the air.
pollination
A1Pollination is the process of moving pollen from one flower to another to help plants make seeds and fruit. This is usually done by insects like bees or by the wind.
seedling
A1A seedling is a very young plant that has just started to grow from a seed. It usually has a small green stem and its first few tiny leaves.
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