alluvial fan

基本解釋

• [地理] 沖積扇；扇形地；扇狀地

同根派生

• alluvial fan相關(guān)詞

英漢例句

雙語例句

• At first light, I started my trek up an alluvial fan into an unnamed canyon in the Cottonwood Mountains.
  天剛亮，我就從一片沖積扇區(qū)（峽穀山口的扇形沉積物）処開始了旅程，進(jìn)入了卡頓伍德山脈中的一個(gè)無名峽穀。
• The portion of the crater where Curiosity will land has an alluvial fan likely formed by water-carried sediments.
  好奇號(hào)所要降落的隕坑処有一塊很可能是由水流沉積物所形成的沖積扇。
• Lake Morari on the Tibetan Plateau is fed by a glacial river that has formed a dramatic apron of sediment, known as an alluvial fan, over the years.
  西藏高原（TibetanPlateau）上的莫拉裡湖（LakeMorari）是由一條冰川河流沖積形成的，長年以來，這條冰川河流在入口処戯劇性地形成了一個(gè)圍裙形狀的沉積泥沙區(qū)，被稱爲(wèi)沖積扇形地。
  uusapp.blog.163.com

權(quán)威例句

• There was an alluvial fan at the base of the mountain, for instance, that had some of the same sediments as Eberswalde.
  NEWYORKER: The Martian Chroniclers

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詞組短語

短語

• alluvial fan -fan delta-turbidite fan bodies 沖積扇一扇三角洲一濁積扇砂躰
• alluvial -proluvial fan 沖洪積扇
• piedmont alluvial -pluvial fan 山前沖洪積扇

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英英字典

柯林斯英英字典

• a fan-shaped accumulation of silt, sand, gravel, and boulders deposited by fast-flowing mountain rivers when they reach flatter land

• alluvial fan劍橋字典
• alluvial fan柯林斯字典

專業(yè)釋義

地球科學(xué)

• 沖積扇
• 沖擊扇

測(cè)繪科學(xué)技術(shù)

• 沖積扇