I recently bought an office chair from your company, but I returned it about a week ago.

最近我在你们公司买了一把办公椅，但是我在大约一个星期前把它退了。

youdao

I sent them in about a week ago, but I haven't heard anything back yet, so I thought I'd stop by and see, but I guess you haven't looked at them yet .

我大概一周前就寄了它们，但还没有收到任何回复，所以我觉得我应该过来看看，但我猜你还没有看过它们。

youdao

If I had to bet, I'd still plump for Ms Rousseff winning in the first round, but I'm not as certain as I was a week ago.

如果我来打赌，我仍会赞成罗塞芙女士在第一轮获胜，但是这已不再是几个星期前的我那么确定。

youdao

The earnings growth is an improvement from the 1.9% growth rate from a week ago but below the 2.6% estimate on December 31.

FORBES: S&P 500 December Quarter Results Showing Very Low Growth

Continued economic weakness in the U.S. was illustrated by initial claims for unemployment insurance, down marginally from a week ago but still above the key 400, 000 thousand.

FORBES: Dow Collapses, Falls More Than 500 Points As Gold, Oil, Treasury Yields Plummet

Mr Navalny's trial in the city of Kirov, about 900km (560 miles) north-east of Moscow, began a week ago but was quickly adjourned after his lawyers said they needed more time to read the case files.

BBC: Russian activist Alexei Navalny denounces his trial