trend和tendency均含“趨勢(shì),傾向”之意.
trend指：事物發(fā)展總的方向、傾向或趨勢(shì),它指的是整個(gè)社會(huì)或者比較大群體的一種趨勢(shì)或者潮流,例如：
The current trend is towards informal clothing.
目前的趨勢(shì)是穿著比較隨便.
tendency指：固有或習(xí)得的傾向性,強(qiáng)調(diào)沒(méi)有外來(lái)的影響或干擾,
一般指的是人有某種傾向性或者某種趨勢(shì),例如：
He had a tendency to shrink up whenever attention was focused on him.
當(dāng)別人注意他時(shí),他就會(huì)退縮一旁.