Cách sử dụng
Esker is a geological term used to describe a long, winding ridge of gravel and sand that is formed by a moving glacier. It can also refer to a similar ridge that is formed by a river or stream. This word is typically used in scientific or academic contexts, particularly in discussions of glacial geology or landforms. Eskers are found in various parts of the world, including Scandinavia, Canada, and the northern United States. For English learners, it may be helpful to become familiar with the word esker if they are studying geography or earth science, or if they are reading about certain regions or landscapes.