The Public Utilities Commission inspects us once a year.

公用设施委员会每年到我们这里视察一次。

《柯林斯英汉双解大词典》

So, once we have cohabited, why do many of us feel the need to get married?

那么，一旦我们同居了，为何我们中的许多人就觉得有必要结婚呢？

《柯林斯英汉双解大词典》

She once helped us to fix the television antenna.

有一次她帮我们修理电视机天线。

youdao

Once,the owner of a restaurant gave us a dinner on the house.

VOA: special.2009.10.18

You just need to remember what's happening to z effective, which really tells us what's happening with all the trends, and once you know z effective, you can figure out, for example, what direction the atomic radius should be going into.

你只需要记住有效核电量的规律，实际上它会告诉我们所有的规律，只要你知道了有效核电量的规律，你就可以判断，比如，原子半径会向着哪个方向发展。

麻省理工公开课 - 化学原理课程节选

Milton shows us he's fully escaped from the repetitiveness of the "yet once more"-beginning.

弥尔顿向我们展示他已经完全逃脱了,“然而再一次“的开头多次的重复。

耶鲁公开课 - 弥尔顿课程节选

Once the US exposed its nuclear arsenal, however, the Soviet Union's race to acquire nuclear weapons of its own began.

CENTERFORSECURITYPOLICY: The strategic lessons of Stuxnet

Europeanized regions such as New England and the certain East Cost states, which were once the US traditional political gravity point thanks to their brilliant Ivy League universities, are now increasingly marginalized in comparison with other parts of the country.

FORBES: Obama And Romney: And The Loser Is?

While the data in the UK was predominately positive, once again the US related data held a negative tone as Retail and Core Retail Sales continued to slide in June.

FORBES: Euro And Pound Break Through At Dollar's Expense