1、Do you have a single interest or goal that your entire life is devoted to?
你有一個(gè)使你全身心投入的興趣或目標(biāo)嗎？

2、Would a single interest rate for such different economies cause problems?
如此各異的經(jīng)濟(jì)體，卻適用單一利率，會(huì)不會(huì)造成問(wèn)題呢？

3、A hierarchical user interest model is a tree whose nodes are the single interest vectors.
一個(gè)層次結(jié)構(gòu)用戶(hù)興趣模型是一個(gè)以單個(gè)興趣向量為節(jié)點(diǎn)的樹(shù)。

single interest翻譯