jetsam/ˈdʒetsəm; `dʒɛtsəm/ n[U]1 goods thrown overboard from a ship in distress to lighten it; such goods washed up ashore 遇难船只为减轻重量而抛弃的货物; 冲到岸上的这类物品. Cf 参看 flotsam.2 (idm 习语) flotsam and jetsam => flotsam.
牛津英汉双解词典