cross-contamination [美, 英] 名词
单语范例（未经PONS编辑处理）
To address this problem of cell line cross-contamination, researchers are encouraged to authenticate their cell lines at an early passage to establish the identity of the cell line.
en.wikipedia.org All animal meals still kept in stock, as well as feed containing them, must be destroyed without delay in order to prevent future cross-contamination of feedingstuffs.
www.europarl.europa.eu This will reduce the operating capacity of a silo as well as leading to cross-contamination of newer material with older material.
en.wikipedia.org We accept the need to introduce additional and stricter requirements to avoid cross-contamination.
www.europarl.europa.eu Regrettably, cross-contamination and misidentification are still common within the research community.
en.wikipedia.org