ensrustation水垢: incrustant; incrustation sca ...水锈: scale; incrustation watermar ...水垢, 水锈: scale incrustation防水锈剂 ,防水垢剂: antiencrustant水锈: 1.(水碱) scale; incrustation2.(器皿盛水日久后留下的痕迹) watermark (in water vessels)下载手机词典可随时随地查词查翻译