dilatationWiktionary 原文演变路径（由近及远）英语源自 ←古法语 dilatation源自 ←晚期拉丁语 dīlātātio词源说明From Old French dilatation, from Late Latin dīlātātio, early 15th c.释义（英文）名词 NounProlixity; diffuse discourse.The act of dilating; expansion; an enlarging on all sides; the state of being dilatedA dilation or enlargement of a canal or other organ.词族派生词（10）bronchodilatationdilatationalhydrodilatationpostdilatationpredilatationredilatationvasodilatationvenodilatationdilatation and curettagetime dilatation