将“fell"翻译成中文

And millions of trees have been felled in territories responsible among them for two thirds of the worldwide forest cover loss in the twenty-first century.

在一些领土上,数百万棵树遭到砍伐,致使21世纪全世界森林覆盖面积减少三分之二。

One day a sister felled a tree.

有一天,一个姊妹砍下一棵树。