Crater
例
The scientist studied the formation of the crater after the volcanic eruption.
科学者は火山噴火後のクレーターの形成を研究した。
02
クレーター, 凹地
a depression on the surface of a celestial body, formed by the impact of cosmic debris such as meteoroids or asteroids
例
The Moon 's surface is covered with numerous craters of various sizes, formed over billions of years by impacts from space debris.
月の表面は、宇宙の残骸の衝突によって数十億年にわたって形成されたさまざまな大きさの無数のクレーターで覆われています。
03
a faint constellation in the southern sky, situated near Hydra and Corvus
例
Crater is difficult to see without a clear night sky.
