When people cross the street, they flash to "tell" drivers to slow down and wait for people to go across the street.

人们过马路时，它们会闪灯“告诉”司机减速，等待人们过马路。

youdao

The problem for most people with incremental change is that it’s frustratingly slow.

对于大多数人来说，递增变化的缺陷在于，它慢的让人抓狂。

youdao

"It's a slow and creeping and nutrient life-bringing pulse of water that comes into the Delta every year and people have been living with it for thousands of years," he said.

“这股水流每年来到三角洲，缓慢前行、滋养生命，数千年来人们都赖此为生。”他说。

youdao

The drugs currently available are approved for use only in people in late stages and do not slow or cure the progression of the disease.

CNN: Children of Alzheimer's sufferers want to know their risk

"The federal government is a slow-moving boat and the people that initiate the process for getting proposals out to vendors - well, put it this way - they could use a really good training video!"

BBC: Small companies chase big-dollar US federal contracts

"We're rolling Graph Search out slowly - fast enough for the debate to take place, and but slow enough so people have a chance to look through their stuff before this comes out to a large audience, " he says.

BBC: Lars Rasmussen: the brains behind Facebook's future