backings/ˈbæk.ɪŋ/名词支持,援助;(尤指)资助If I go ahead with the plan, can I count on your backing?如果我着手实施这个计划,你会资助我吗?背衬It's strong cloth - it might be useful as (a) backing.这种布很结实——可以用作里衬。(尤指流行音乐的)伴奏;伴唱a backing track伴奏曲想跟读,去练习