Black Friday: lifetime access is on a special offer in the app, until November 30. Black Friday: special offer on lifetime access, until November 30. Download
체적계를 사용하여 물체의 부피를 측정할 수 있습니다.chejeokgye-reul sayonghayeo mulche-ui bupi-reul cheugjeonghal su itsseumnida.You can use a volumenometer to measure the volume of an object.