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本期學習的字源：tract=pull拉，引

tire

Hemmingway

The Sun Also Rises


單詞不需要大寫，單詞與例句或不同詞條之間換行即可。
注解中詳細介紹了單詞的拆分與釋義，是學習字源分析的重中之重！一定記得聽寫后來看注解！
attract traction This tire is so worn that it has no traction left. You'd better have it replaced. tractor The tractor can pull a lot of different machines to work the fields. contract Metal contracts when cooled. detract The figure skater's stumble did not detract from the artistry of her performance. detractor Detractors of the candidate claim that he is involved in an extramarital affair. distraction I can't study at home because there are too many distractions. extract The passage is extracted from Hemmingway's The Sun Also Rises. intractable The economy is bogged down by too many intractable problems. protracted Protracted civil wars devastated the small country. retract Failing to produce any evidence, the candidate retracted his accusation that the incumbent had taken bribes. subtract Scientists say that at five months, infants can already add and subtract.
This tire is so worn that it has no traction left. You’d better have it replaced. 這個輪胎磨損太嚴重，已經毫無牽引力，最好換掉。 The tractor can pull a lot of different machines to work the fields. 拖拉機能拖拽各種不同的機器在田里工作。 Metal contracts when cooled. 金屬冷卻時會收縮。 The figure skater’s stumble did not detract from the artistry of her performance. 這名花式溜冰選手摔了一跤，但無損與她演出的藝術性。 Detractors of the candidate claim that he is involved in an extramarital affair. 攻訐這位候選人的人指稱他涉入婚外情。 I can’t study at home because there are too many distractions. 我在家讀不下書，因為有太多令人分心的事物。 The passage is extracted from Hemmingway’s The Sun Also Rises. 這段文字節(jié)選自海明威的《太陽照常升起》。 The economy is bogged down by too many intractable problems. 經濟被太多棘手的問題拖累。 Protracted civil wars devastated the small country. 漫長的內戰(zhàn)使這個小國遭到大規(guī)模破壞。 Failing to produce any evidence, the candidate retracted his accusation that the incumbent had taken bribes. 這位候選人拿不出證據，只好收回他對現(xiàn)任官員受賄的指控。 Scientists say that at five months, infants can already add and subtract. 科學家說五個月大的嬰兒已經會加減。