渣

• The lees of wine gradually subside .
  酒渣慢慢地沉淀下来。
• They must have appeared first as crusts and clinkers .
  它们最初必然象面包的外皮和熔炉里的渣块。
• Sludges forming in the acid interfere with storage and handling .
  在酸中形成淤渣，妨碍贮存和运输。
• The ash, cinders, and other fragments become a consolidated rock .
  火山灰、火山渣和其它碎屑变成了固结的岩石。
• Frequent skimming or improper skimming can cause a much higher dross loss .
  撇渣过频或操作不当会使浮渣损失很大。
• Iron and aluminum compounds precipitate as a voluminous sludge .
  铁和铝的化合物成为一种体积庞大的蓬松的游渣沉淀下来。
• Slag, blowholes, and paint on unfused regions were observed at the welded junctions .
  在焊接处看到了夹渣，气孔及未熔透区的油漆。
• In the language of the layman the epicrustal rocks can best be described as the "scum" .
  用外行人的话来说，浅成岩最好称为“浮渣”。
• A few years before his death he perfected a method of converting bagasse into paper pulp .
  在他去世前几年，他改进了用甘蔗渣制纸浆的方法。
• Caroline felt the value of the true ore, and knew the deception of the flashy dross .
  卡罗琳辨别出了真金的价值，知道那种炫耀的铁渣只有迷惑人的外表。