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heifer in calf
释义
heifer in calf
怀孕青年母牛
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frequency step down
frequency study
frequency surface
frequency-sweep generator
frequency sweep generator
frequency switching
frequency table
frequency teller
frequency temperature characteristic
frequency theory of distribution
frequency theory of nerve impulse
frequency transfer function
frequency-transformer
frequency translating transponder
frequency-tripled effect
frequency variator
frequency view of probability
frequency wow
frequeney division multiple (FDM)
frequent
frequent flood
frequent hoeing
frequentic acid
frequentin
frequent industrial inquiry
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