Nowadaysthe E water pollution phenomenon can be seen everywhere.

如今水污染现象随处可见。

youdao

Before 2009, federal regulators did not require water bottlers to remove E. coli.

2009年以前，联邦监管机构并未要求瓶装水去除大肠杆菌。

youdao

And "fresh" can be a relative term. Before 2009, federal regulators did not require water bottlers to remove E. coli.

“纯净”可能只是相对的说法。2009年以前，联邦监管机构并未要求瓶装水去除大肠杆菌。

youdao

I put Helen's hand under the cool water and formed the word w-a-t-e-r in her other hand.

VOA: special.2009.11.08

His company's solution is to incorporate super-hydrophilic (i.e. water-loving) nanoparticles into a reverse osmosis membrane.

FORBES: Magazine Article

Shoreline: intersection of a specific water height with the shore or beach, e.g. the high water shoreline is the intersection of the high water mark with the shore or beach.

UNESCO: L O S S A R Y

Teens design pedal-powered filtration system: High-schoolers Payton Karr and Kiona Elliot , from Oakland Park, Florida , led a team of inventors who designed a collapsible, transportable, bicycle-powered emergency water-sanitation station that filters E. coli and other harmful pathogens from contaminated water.

WHITEHOUSE: The White House