Dutch elm disease的意思|示意

Then one year, agricultural catastrophe struck Michigan in the form of Dutch Elm Disease.

后来有一年, 荷兰榆树病袭击了密西根州,造成了农业的大灾难.

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But that died with the Dutch Elm disease that I guess struck all the elm trees.

但是那棵榆树最后死于荷兰榆树菌,我想当时所有的榆树都曾经因为这种病菌而遭殃.

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Holmes crossed two compatible races of ceratocystis ulmi, the causal agent of Dutch elm disease.

霍姆斯曾把荷兰榆病害的致病因子,长喙壳的两个亲和小种杂交.

辞典例句