平らか

(1)having a surface free from roughness or bumps or ridges or irregularities; "smooth skin"; "a smooth tabletop"; "smooth fabric"; "a smooth road"; "water as smooth as a mirror"

(2)粗さ、隆起、うねまたは不連続性のない表面を持つ

(3)not disturbed by strife or turmoil or war; "a peaceful nation"; "peaceful times"; "a far from peaceful Christmas"; "peaceful sleep"

(4)紛争または騒動または戦争に邪魔されない

(5)being level or straight or regular and without variation as e.g. in shape or texture; or being in the same plane or at the same height as something else (i.e. even with); "an even application of varnish"; "an even floor"; "the road was not very even"; "the picture is even with the window"

(6)例えば、形またはテクスチャーのように変化を伴わず水平である、直線であるあるいは規則的であるさま

(7)同じ同一平面、または、何か他のものと同じ高さであること（すなわち、同等）

(8)having a surface without slope, tilt in which no part is higher or lower than another; "a flat desk"; "acres of level farmland"; "a plane surface"; "skirts sewn with fine flat seams"

(9)斜面のない表面を持つこと、一部分がもう一つより高くないまたは低くない傾斜

(10)not showing abrupt variations; "spoke in a level voice"; "she gave him a level look"- Louis Auchincloss

(11)突然の変化を示さないさま

(1)