sea/seagull/seaman/seaweed
sea/si:/n.[c]海洋,海:the East Sea东海;the Red Sea红海;2000 feet above the sea海拔2000英尺at sea出海,航海;困惑,不知所措:He feelsat sea witheconomics.他对经济学一窍不通。by···
seal
seal/si:l/ I.n.[c]1.封铅,封条:the required official seal必需的官方封印;break/take off the seal启封,折封2.印,图章:the Seal of State国玺‖II.vt.(密)封:seal an envelope封信;···
seam
seam/si:m/n.[c]1.缝,接缝:the seams of his trousers他的长裤的接缝处;burst at the seams胀破裂缝,过满;come/fall/break apart at the seams破裂;失败,崩溃2.煤层:a workable seam···
search
search/sə:tʃ/ I.vt.搜查,探索,搜,寻找:search one’s home搜家;search the thief对小偷搜身search (…) for(在…中)搜寻…:They searched for the lost boy in the woods. (= They sea···
seashell/seaside
seashell /ˈsi:ˌʃel/n. [c]海中软体动物的壳,贝壳:My children love collecting seashells.我的孩子们喜欢收集贝壳。seaside/ˈsi:said/n.(带定冠词)海滨,海边:at the seaside在海边;···
season
season/ˈsi:zn/n.[c]季,时节:four seasons in a year一年四季;during high/busy season在繁忙时期;at all seasons一年四季,一年到头;the harvest season收获季节;season for shooting···
seat
seat/si:t/ I.n.[c]1.座,座位:give up one’s seat让座All the seats are full.所有的座位都满了。Seats must be booked in advance.座位必须预定。take/have a seat坐下:Take/Have a seat···
second/secondly/second-hand
secondⅠ/ˈsekənd/ I.num.第二(个):I’m in the second row.我坐在第二排。‖II.adj.1.第二的;次等的;次要的:a second foreign language第二外语Africa is the second largest continent ···
secondary
secondary/ˈsekəndəri/adj.1.次要的,次等的,辅助的:be secondary to sb. in intelligence智力比某人低The matter is secondary compared with the shortage of funds.与缺少资金相比,此事···











