alum / ˈæl əm /

⚽高中词汇明矾矾土矾的

alum 的定义

n. 名词 noun

Chemistry.

  1. Also called potash alum, potassium alum. a crystalline solid, aluminum potassium sulfate, K2SO4⋅Al23⋅24H2O, used in medicine as an astringent and styptic, in dyeing and tanning, and in many technical processes.
  2. one of a class of double sulfates analogous to aluminum potassium sulfate, as aluminum ammonium sulfate, having the general formula R2SO4⋅X23⋅24H2O, where R is a univalent alkali metal or ammonium, and X one of a number of trivalent metals.
  3. aluminum sulfate.

alum 近义词

alum

等同于 alumnus

alum 的近义词 3
alum 的反义词 1
alum

等同于 alumnus/alumna

alum 的近义词 2
alum

等同于 graduate

更多alum例句

  1. Natasha Strain, an alum of the campus who works as a childcare worker and supervisor at the facility, is one of the plaintiffs listed in the suit.
  2. For Top Chef, that meant many challenges that took advantage of outdoor kitchens, a bubble of all-star alums replacing the usual rotating cast of guest judges and a brand-new approach to viewers’ beloved Restaurant Wars.
  3. She is currently a senior director at Fairmont Consulting Group, a boutique management consulting firm in the aerospace and defense sector founded by fellow alums Jay Wynn, MBA ’04, and Ben Harper, MBA ’08, SM ’08.
  4. In their MHS homes, alums said they were ranked by how well they did their chores and followed rules.
  5. Natasha Strain, an alum of the campus, works as a childcare worker and supervisor at the facility.
  6. A TNR alum dives deep in what happened with the 100-year-old institution.
  7. And those who take issue with the ice bucket challenge have found an unexpected spokesperson in Jackass alum Steve-O.
  8. Marine friends, all ranks and all mostly Anbar fighting alum, have been sending me emails as well.
  9. Apple alum Tony Fadell reinvented the boring market for home thermostats with his sleek and eco-savvy digital Nest.
  10. Petraeus, himself a Sosh alum, became the central figure for a mix of reasons.
  11. If they require a second water put alum to that also as well as to the rinsing and blue water.
  12. Thus the proportions are omitted, and alum becomes alum compound, whatever that may mean.
  13. On examination it was found that the enclosure of the Atarrea was broken down, and the source saturated with alum.
  14. The principal impurity, and one which renders alum unfit for the use of the dyer, is iron.
  15. The applications of alum in the arts and manufactures are numerous and important.