scum

• Существительное с двумя основными значениями: может обозначать слой грязи, пены или примесей, образующийся на поверхности жидкости, или использоваться в переносном смысле для описания группы людей, считающихся презренными или никчёмными.

A noun with two primary meanings: it can refer to a layer of dirt, froth, or impurities that forms on the surface of a liquid, or it can be used figuratively to describe a group of people regarded as contemptible or worthless.

uncountable

1. Worthless peopleB2informal

   A derogatory term for people considered to be worthless, immoral, or contemptible.

   Отбросы

   • Those scum stole my wallet.
   • He called the criminals the scum of the earth.
   • Don't associate with that scum.

   Synonymsfilthgarbagerabbleriffraffswinetrashvermin

2. Impurity film on liquidB1formalscientific

   A layer of dirt, froth, or impurities that forms on the surface of a liquid, often due to boiling or stagnation.

   Пена

   • There was a layer of scum on the pond.
   • Boil the broth and skim off the scum.
   • The water had a greenish scum from algae.

   Synonymscrustdepositdrossfilmfrothresidueskin

• Глагол, используемый для обозначения действия по удалению накипи или образованию слоя пены на поверхности жидкости.

A verb used to indicate the act of removing scum or forming a layer of scum on the surface of a liquid.

1. Remove impuritiesB2formal

   To remove a layer of dirt, foam, or impurities from the surface of a liquid.

   Снимать пену

   • She scummed the broth to make it clear.
   • The chef scummed the boiling jam to remove any froth.
   • He carefully scummed the surface of the soup.

   Synonymsskim