One day, I found David alone with Perronet in his arms.

一天，我发现大卫独自抱着佩罗内。

youdao

How does it feel to be alone all day?

整天独自一个人感受如何？

《牛津词典》

A new study from the University of New South Wales has discovered that during the working week, Australian fathers only spend an average of just over a minute each day alone with their children.

新南威尔士大学的一项新研究发现，在工作周期间，澳大利亚的父亲们每天单独陪伴孩子的时间平均只有一分钟多一点。

youdao

The picking machine alone guzzles down nearly 400 liters of fuel per day.

VOA: standard.2009.12.12

Colville calls this is an almost unimaginable situation for children and other civilians to have to live through for even one day, let alone months on end.

VOA: standard.2009.10.25

Price canvassed for Obama alone day after day, with a can of Mace in the car.

NEWYORKER: The Hardest Vote

It's hardly surprising, therefore, that we see egregious examples of ineptness, arrogance and corruption, let alone day-to-day featherbedding and laziness in individual UN programs and projects.

FORBES: The Worst Emerging Disease of All

Carnegie was in the office alone one day when news came of a wreck on the Eastern Division.

FORBES: To Be Born Poor Doesn't Mean You'll Always Be Poor