scumming

Nghĩa (Tiếng Anh)

  1. The accumulation of sticky ink on a plate.
  2. (in-plural) That which is scummed off; skimmings; scum.

Từ đồng nghĩa

dross trap

slag-off

raking off the slag

Từ nguyên (Tiếng Anh)

From scum + -ing.

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