Until five years ago, DDI itself rarely used panel interviews for senior promotions — but does so about half the time today, Dr. Erker says.

据厄克介绍，五年前DDI很少在高级人员提拔中使用小组面谈的方式，不过如今有一半的机会都使用这种方式。

youdao

The wind turbine he used to generate electricity was damaged during a storm three years ago and still hasn't been repaired, so he USES a solar panel to power his computer and lights.

发电用的风力涡轮机三年前就在一次风暴中损坏了，至今没有得到修复。所以他用太阳能帆板来给他的电脑和照明灯供电。

youdao

Ten years ago we didn't have flat-panel televisions.

十年前，我们没有平板电视。

youdao

The United Nations' Intergovernmental Panel on Climate Change had included that prediction in a report three years ago.

VOA: special.2010.04.27

"Ten years ago we didn't have flat-panel televisions.

VOA: special.2010.12.27

Two years ago an independent panel was appointed to take another look at the tragedy.

BBC: Hillsborough: Fan power unleashed to release papers

Not all that many years ago, flat panel TVs were the most important product in the CE business.

FORBES: CES: Samsung Unveils 4K TVs; Upgrades Smart TV Service

Two years ago, a panel rejected Xinlay, a prostate cancer drug from Abbott Laboratories, because the only evidence for its effectiveness came from after-the-fact analyses of two clinical trials.

FORBES: Magazine Article