Archetti的研究是在他注意到野生苹果树上红色的叶子比种植的要普遍多时开始的。

Archetti's new study began when he noticed that red leaves are more common in wild apple trees than in ones grown for fruit.

youdao

当它们在黄昏中飞出了林子，到野苹果树上来吃蓓蕾的时候，我常常在旷野里惊动它们。

"I used to start them in the open land also, where they had come out of the woods at sunset to" bud "the wild apple trees."

youdao