The German Aerospace Centre reckons RayWOx will be good at removing certain pollutants that are particularly hard to get rid of at the moment, notably antibiotics, X-ray contrast media and hormones.

德国航空航天中心认为RayWOx将能消除目前难以消除的某些污染物质，尤其是抗生素，X光造影剂以及激素。

youdao

Other contrast media are designed to attach themselves only to specific tissues, such as certain types of tumors.

其他对比介质只用于检测特定的组织，如各种类型的肿瘤。

youdao

Most modern injected radiographic positive contrast media are iodine-based.

大多数现代注射放射学阳性造影剂碘。

youdao

Thoughtful Americans -- in contrast to "politically correct" media and policy elites -- intuitively appreciate this reality.

CENTERFORSECURITYPOLICY: Center For Security Policy

Corbis, by contrast, focuses primarily on print media and consumer markets--real people and historic events, rather than conceptual stock photos.

FORBES: Snap Decisions

The topic of greatest attention in social media last week, by contrast, was a BBC Magazine story about a 13-year-old English kid who gave up his iPod for a week to try an original model of a Sony Walkman, according to Pew.

FORBES: Journalism