jet·ti·sonBrE/ˈdʒetɪsn/NAmE/ˈdʒetɪsn/verbpresent simple - I / you / we / theyjettisonBrE/ˈdʒetɪsn/NAmE/ˈdʒetɪsn/present simple - he / she / itjettisonsBrE/ˈdʒetɪsnz/NAmE/ˈdʒetɪsnz/past simplejettisonedBrE/ˈdʒetɪsnd/NAmE/ˈdʒetɪsnd/past participlejettisonedBrE/ˈdʒetɪsnd/NAmE/ˈdʒetɪsnd/ -ing formjettisoningBrE/ˈdʒetɪsnɪŋ/NAmE/ˈdʒetɪsnɪŋ/~sthtothrowsthoutofamovingplaneorshiptomakeitlighter(为减轻重量而从行驶的飞机或船上)扔弃,丢弃,投弃◆tojettisonfuel投弃燃料~sth/sbtogetridofsth/sbthatyounolongerneedorwant摆脱;除掉;处理掉SYNdiscard◆Hewasjettisonedasteamcoachafterthedefeat. 他因这次失利被撤销了运动队教练职务。~sthtorejectanidea, abelief, aplan, etc. thatyounolongerthinkisusefulorlikelytobesuccessful放弃,拒绝接受(想法、信念、计划等)SYNabandon