negative lead 负极导线
multimeter negative lead 万用表负极接线
negative meter lead 负极计量导线
negative brush-lead [电] 负电刷引线
negative lead paste 负极铅膏
She also says the study does not prove that negative emotions or distrust lead to bad health effects and shorter life.
VOA: special.2009.04.15
The image of made-in-China products has taken some negative hits in recent years, following scandals involving lead paint in toys and tainted food products.
VOA: standard.2010.01.11
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