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小测验：选择正确的单词
- 论坛新贴
saltation [sæl'teiʃən]
基本释义
- n. 舞蹈,跳跃,突变
英英解释
5个名词解释
- (geology) the leaping movement of sand or soil particles as they are transported in a fluid medium over an uneven surface
- a mutation that drastically changes the phenotype of an organism or species show all ... ( 5 )