They noticed a five-pound note floating in the stream.

他们看见小溪里漂着一张五英镑的钞票。

youdao

The Tyson Turbine is mounted on a floating pontoon platform and is usually moored in mid-stream of a flowing river or creek.

该泰森汽轮机安装在一个浮动平台，浮桥通常是在停泊中的一个流动的河流或小溪流。

youdao

For example, in his first year, he tried to teach students about buoyancy by floating a Lego man on a boat down a stream.

WSJ: Data Shows Teachers Stay in Job Longer