因为春天没有光顾它，所以树上没有树叶。

There were no leaves on the tree because spring had not come to it.

youdao

冬天树上没有树叶。

Most trees shed their leaves in winter.

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没有天敌的大象必须在广袤的大地上四处漫游，才能获得每日约300公斤（合660磅）的草、树叶及树的口粮。

Elephants, which have no predators, must roam widely to get their daily ration of about 300 kilograms (660 pounds) of grass, leaves, and twig.

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