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A gardening word: a plant dies back when its leaves and stems die — in winter, say — but the roots stay alive, and it grows again later. No object.
（植物地上部分）枯萎、冬枯（根仍活）
原始詞典資料1 筆記錄
以下是外部詞典記錄的用法，原文照列，我們還沒有寫成教學內容。上面的說明才是我們自己寫的；有些用法可能上面已經講過了。
die backverb
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biologybotanynatural-sciencesTo wither, particularly during the winter.
- The same walls, when the Virginia creeper dies back in winter, show a date-mark of 1490.
- The changing weather pattern, and in particular warmer winters, has also affected the inspection of earthworks. Lineside vegetation is not dying back as previously and has to be cleared before any inspections can take place.
資料來源：英文維基詞典 English Wiktionary（CC BY-SA 4.0）。 原文照列，未經改寫。