flat board · a leveling board (tool used to level the ground during sowing) · monotony, lack of variation
zıt: 起伏
köken: From Middle Chinese 平板 (MC bjien|bjaeng paenX). The historical agricultural sense for a leveling tool is attested in the 1639 Ming dynasty Chinese treatise Nongzheng Quanshu (read in Japan via kanbun kundoku): * 1639, Nongzheng Quanshu [“Complete Treatise on Agriculture”], 農器・圖譜二 (“Agricultural Implements: Illustrated Catalog, Part 2”) *: 平板、平^㆓摩^㆑種秧泥田^㆒器也、用^㆓滑面木板^㆒、長廣相稱、上置^㆓兩耳^㆒、繫^㆓索連^㆑軛駕^㆑牛 The…
a flat, surface (outer, flat or curved side of something) · a plane · the entirety of radio or television programs broadcast by a particular channel (within a particular period of time)