| 单词 | abstraction |
| 例句 | abstraction noun 1.•philosophical abstractions:concept, idea, notion, thought, theory, hypothesis. 2.•she sensed his momentary abstraction:absentmindedness, distraction, preoccupation, dreaminess, inattentiveness, inattention, woolgathering | thoughtfulness, pensiveness. 3.•the abstraction of metal from ore:extraction, removal, separation. |
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