Between thirty and thirty-five women used each system to pump water from the ground or a stream.

VOA: special.2010.01.11

According to this theory, the atoms consist of a positively charged nucleus surrounded by a stream of electrons kept together by attractive forces from the nucleus.

根据这个理论，原子由一个带正电荷的核组成,由于来自核的吸引力,电子流围绕在核的周围。

麻省理工公开课 - 固态化学导论课程节选

Sabrina The Lady is only rescued once the attendant spirit -- calls on the nymph Sabrina, the genius loci -- the natural spirit of the Severn stream, which is the river that separates England from Wales.

只有随从号召美丽的少女,和一个天才的场所-,它是赛文河流的自然精神，是分割英格兰和威尔士的河流。

耶鲁公开课 - 弥尔顿课程节选

They stopped at every stream to drink and wash the dust from their faces.

VOA: special.2009.08.27

The simple mechanical pump draws water from a shallow well or nearby stream or river for use in irrigation.

VOA: standard.2009.12.18

"It is not just a case of understanding the activity at the volcano itself, what we are also seeing the effect of at the moment are the prevailing weather conditions because we are in a northerly air stream at the moment and that is bringing the volcanic dust from Iceland down over the U.K.

VOA: standard.2010.04.15