deepen學測 L3KK [ˈdipən] ｜ /ˈdipən/
加深；挖深·顏色聲音變深濃·程度加深；加強
學測常考動詞，具象與抽象義項並存
The river continued to deepen after years of steady erosion.
經過多年不斷侵蝕，河床持續加深。
一個畫面：越陷越深
挖深溝渠鏟子往下挖，溝渠變深
暮色轉濃天色一層層轉暗轉濃
理解陷入越想越透徹，理解更深
義項
挖深溝渠C1verb加深；挖深
The construction crew used heavy machinery to deepen the trench.
施工人員用重型機具把溝渠挖得更深。
deepen a trenchdeepen a well
暮色轉濃C1verb顏色聲音變深濃
As the sun began to set, the sky started to deepen into shades of red and orange.
太陽開始西下時，天空逐漸轉為濃郁的紅橙色調。
the sky deepenscolors deepen
理解加深C1verb程度加深；加強
Talking with her grandmother helped deepen Amy's understanding of their family history.
和奶奶聊天讓艾咪對家族歷史的理解更加深刻。
deepen understandingdeepen a relationship
片語
deepen your understanding理解更透徹 →讓理解更深入
deepen a relationship感情變濃厚 →讓感情更加深厚
the sky deepens天色漸轉濃 →天空顏色逐漸變深
deepen a crisis危機更嚴重 →讓危機更加惡化
你會不會這樣說？
Over the past decade, the river has gradually ___ due to erosion. (deepen / deepened)
看答案
deepened
deepen 是原形動詞，此句需完成式，故用 deepened。
描述性質時該用 deep 還是 deepen？例如「加深理解」該說 deepen understanding 還是 deep understanding？
看答案
deepen understanding
deep 是形容詞，deepen 才是動詞，兩者詞性不同不可混用。
字族
deep 深的；深地・deeply 深深地；強烈地・depth 深度；深奧