| 释义 |
subbasin
noun[ C ]
(alsosub-basin)uk /ˈsʌbˌbeɪ.sən/ us /ˈsʌbˌbeɪ.sən/
geography specialized
an area of land that forms part of a larger basin (= an area of land from which streams run into a river, lake, or sea):
The research is being conducted in a subbasin of the Amazon River.
If you look at a drainage map of the river, you can see that there are a number of quite distinct sub-basins.
This subbasin covers about 200,000 acres and is the sole source of water for three cities in the area.
There are two lakes in this sub-basin, joined by a canal.
Development in the subbasin is strictly controlled because of its rich ecology.
SMART Vocabulary: related words and phrases
Parts of watercourses
artesian well
backwater
basin
confluence
drainage basin
estuarine
firth
interbasin
interchannel
lock
lock-keeper
meander
mooring
mouth
narrows
reach
spring
tributary
water table
weir
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