北美 | |
gen. | North America |
agric. | N. America; North America |
el. | North America |
地质学 | |
gen. | Geology |
ecol. | regional geography |
environ. | geology |
geol. | geologist; geological |
文献目录 | |
tech. | bibliography |
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N. America; North America | |||
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North America | |||
North America n | |||
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North America |
北美 : 565 phrases in 56 subjects |