abbr. 擴(kuò)充算術(shù)運(yùn)算器（Extended Arithmetic Unit）；歐洲泌尿科學(xué)會（European Association of Urology）；估計(jì)年用量（Estimated Annual Usage 或者Estimated Annual Unit）
n. （法）水
英文詞源
eau (n.)
French for "water," from Old French eue (12c.), from Latin aqua "water, rainwater" (see aqua-). Brought into English in combinations such as eau de vie "brandy" (1748), literally "water of life;" eau de toilette (1907). For eau de Cologne see cologne.