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单词 first cross
释义

Definition of first cross in English:

first cross

noun
  • (In animal and plant breeding) the initial cross between two different breeds of animal or varieties or species of plant; an instance of this; an animal or plant resulting from such a cross.

Origin

Late 18th century; earliest use found in Annals of Agriculture.

Definition of first cross in US English:

first cross

noun
  • (In animal and plant breeding) the initial cross between two different breeds of animal or varieties or species of plant; an instance of this; an animal or plant resulting from such a cross.

Origin

Late 18th century; earliest use found in Annals of Agriculture.

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更新时间:2024/12/27 19:54:43