Explanation: Heap: heap. Case: desk. Documents, letters, books and other desk piled full. Originally referred to a large backlog of pending diploma. That after a lot of books or writing materials.
Source: San Guowei Ji Kang "and the mountain giant source of Dear John letter" Su inconvenient book, without preference for books, and troubled world, the case of surplus machine heap; incompatible reciprocate, is guilty of injury to teach righteousness, like self-force, it can not long . " |