黑熊幼崽用树来防御，而经常生活在没有树的环境中的棕熊和北极熊则依靠攻击性来保护它们的幼崽。

Black bear cubs use trees for defense, whereas brown bears and polar bears, which regularly inhabit treeless environments, rely on aggression to protect their cubs.

youdao

我见过很多门户项目仅仅依靠用例分析来收集需求，这些门户项目可能会存在许多问题。

Most portal projects that I have seen rely solely on use case analysis for requirements gathering tend to have many problems.

youdao

如果说妈妈是要我依靠自己变得强壮，迈克则是用自己的行动告诉我—世界总还会眷顾你，哪怕你无从期待。

If my mother had taught me to be strong and depend on myself, Mike imparted his own lesson — that the world will provide for you, even when you least expect it.

youdao

And he argues that indigent citizens, who are unable to provide for themselves, should not be forced to rely simply upon the private charity of individuals but should be maintained at public expense.

对于那些因贫困而无法养活自己的人，他却认为不能让他们，完全依靠私人的慈善救济过活,而应当用国家公共支出,建立相应的保障来维持他们的生活。

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