She is very sensitive by nature.

她生性很敏感。

《牛津词典》

He is by nature a contrarian.

他本质上就是个叛逆的人。

《柯林斯英汉双解大词典》

He was by nature a spirited little boy.

他天生就是个充满活力的小男孩。

《柯林斯英汉双解大词典》

Today we tell about the development of what scientists are calling a synthetic cell - a cell produced by people instead of by nature.

VOA: special.2010.07.20

Now, if I've asked the user for a string and then a moment later I ask the user for another string, well, they're going to end up in different locations in memory just by nature of get string.

现在，如果我要用户输入一个字符串,一会儿之后我要用户输入另一个字符串，他们最终是在,不同的内存地址中。

哈佛公开课 - 计算机科学课程节选

Hermeneutics is, well, more or less by nature and by definition, interested in meaning.

解释学从定义来看，注重事物的含义。

耶鲁公开课 - 文学理论导论课程节选

But recognition should be effective with mobile phones because, by nature, they are personal to you.

FORBES: Borderless Conversations: Relevance, Not Translation, Is the Challenge

Happiness is a treadmill of a goal for people who are not happy by nature.

WSJ: Augusten Burroughs on How to Live Unhappily Ever After

The amount you can save by cutting spending is limited by nature, nurture, or logic.

FORBES: For Financial Freedom: Reduce Expenses or Grow Income?