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沙丘; 丘状沙 | |||
沙丘砂 | |||
沙丘沙; 风积沙 |
dune sand : 62 phrases in 13 subjects |
Agriculture | 2 |
Animal husbandry | 1 |
Desert science | 27 |
Ecology | 2 |
Engineering geology | 1 |
Environment | 2 |
Hydraulics | 2 |
Hydroelectric power stations | 2 |
Oil / petroleum | 3 |
Soil science | 1 |
Space | 1 |
Technology | 16 |
United Nations | 2 |