upstreamKK [ˋʌˋpstrim] /ˈʌˈpstɹim/副詞1向上游、逆流而上We paddled upstream for almost two hours before stopping to rest.我們逆流而上划了將近兩個小時才停下來休息。2在上游The factory sits a few kilometers upstream from the village.那間工廠位在村子上游幾公里處。形容詞1上游的、逆流的The upstream stretch of the river is much cleaner than here.這條河上游那一段比這裡乾淨多了。2上游的商業The company is expanding into upstream oil exploration this year.該公司今年正往石油探勘等上游事業擴張。3源頭的、根本的比喻We need to tackle the upstream causes of poverty, not just the symptoms.我們必須處理貧窮的根本原因，而不只是表面問題。