positive causal relationship

基本解釋

Among those studies none have found a causal relationship and very few have even found one positive correlation.
在這些研究中，并沒(méi)有發(fā)現(xiàn)兩者間的因果聯(lián)系，也很少發(fā)現(xiàn)兩者間有著積極的聯(lián)系。
"Our results reveal that for two important European donors, France and the UK, the aid-happiness link is a positive causal relationship from happiness to aid, " the team says.
研究團(tuán)隊(duì)宣布：“我們的結(jié)果揭示了這一點(diǎn)，兩個(gè)重要對(duì)外援助的歐洲國(guó)家，法國(guó)和英國(guó)，援助與幸福感的聯(lián)系是積極的。