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geography
n.地理學(xué)，地理
ethnography
n.人種學(xué)
cosmography
n.宇宙志
geology
n.地質(zhì)學(xué)，地質(zhì)概況
toponymy
n.地形學(xué)
oceanography
n.海洋學(xué)
vegetation
n.植被
relief
n.起伏
continent
n.大陸，陸地
Africa is a continent.
非洲是一個大洲。
archipelago
n.群島
peninsula
n.半島
Italy is a peninsula.
意大利是一個半島。
island
n.島，島嶼；島狀物(孤立狀態(tài)的物)
meadow
n.草地，牧場
valley
n.(山)谷，流域
swamp
n.沼澤，濕地
lagoon
n.瀉湖，礁湖
moorland
n.沼澤地
desert
n.沙漠
The Sahara desert is one of the largest deserts in the world.
撒哈拉沙漠是世界上最大的沙漠之一。
dune
n.沙丘
oasis
n.(沙漠中的)綠洲
The location of oasis has been of critical importance for trade and transportation routes in desert areas.
綠洲的位置對沙漠地區(qū)的貿(mào)易和運(yùn)輸路線至關(guān)重要。
savanna
n.熱帶大草原
tundra
n.苔原，凍土地帶
topography
n.地形學(xué)
In the topography of the economy, several depressed areas are revealed.
在經(jīng)濟(jì)區(qū)域，一些蕭條的地區(qū)暴露了出來。
compass
n.羅盤，指南針
meridian
n.子午線；正午
By international convention, the meridian passes through the original site of the Royal Observatory in Greenwich, England; for this reason, it is sometimes called the Greenwich meridian.
根據(jù)國際慣例，子午線經(jīng)過英國格林威治皇家天文臺原址，因此，它有時被稱為格林威治子午線。
