slough

• 名词，指从健康组织上脱落的坏死组织，也指泥泞的洼地、死水沼泽，或任何被蜕去或脱落的覆盖物，如蛇蜕。

A noun referring to dead tissue that separates from healthy tissue, a muddy hollow, a stagnant swamp, or any outer covering that is shed or cast off, such as a snake's skin.

1. Necrotic tissueC1formalmedical

   A mass of dead tissue that separates from healthy tissue, often in a wound or ulcer.

   坏死组织

   • The doctor removed the slough from the wound to promote healing.
   • A thick slough had formed over the burn site.
   • The presence of slough indicates a need for debridement.

   同义词escharsphacelus

2. Muddy hollowC1formalbritish

   A depression or hollow filled with soft, deep mud.

   泥沼

   • The hikers got stuck in a slough after the heavy rain.
   • The path crossed a muddy slough that was difficult to navigate.
   • The old road was impassable due to a deep slough.

   同义词bogmarshmiremorassquagmireswamp

3. Stagnant swampC1formalamerican

   A swamp or marsh with stagnant water, often part of a bayou system.

   死水沼泽

   • Alligators are common in the sloughs of Louisiana.
   • The boat drifted slowly through the dark slough.
   • The slough was teeming with mosquitoes and frogs.

   同义词bayoubogfenmarshmiremorassquagmireswamp

4. Shed skinB2formal

   The outer layer of skin that is shed or cast off by an animal, such as a snake.

   蜕皮

   • We found a snake's slough near the rock pile.
   • The slough was perfectly intact, showing the snake's pattern.
   • The reptile shed its slough in one continuous piece.

   同义词exuviaemoltmoult

• 动词，指脱落或丢弃坏死的组织、皮肤，或摆脱某种习惯；也用于短语动词 'slough off' 中。

A verb meaning to shed or cast off dead tissue, skin, or a habit; also used in the phrasal verb 'slough off'.

1. Cast off or shedB2formal

   To shed or discard an outer layer, such as skin, hair, or feathers, as part of a natural process.

   蜕去

   • The snake sloughs its skin several times a year.
   • Birds slough their feathers during molting season.
   • The deer sloughs its antlers annually.

   同义词cast offdiscardexuviatemoltshedslough off

   反义词absorbacquiregainholdkeepretain

短语动词变体slough off