850. seek for/after寻找， 追求， 探索 851. seek to do sth. 尝试，试图；企图 852. seem to do sth. 似乎是，仿佛 853. sell out 售完 854. send for 派人去叫， 855. send up 把…往上送；发射 856. send away派遣， 驱逐， 解雇 857. sense of humor幽默感 858. make sense . 有意义 859. make sense of搞清……的意思 860. make sentences with 用…造句 861. sentence sb. to death. 宣判某人死刑 862. separate A from B使A和B分离 863. separate into分成 864. serve for充当， 用作 865. a set of 一套… 866. set off 出发，动身 867. set out 出发，着手 868. set up 建立，创立 869. set down 放下，记下 870. set a good example树立榜样 871. set aside留出， 872. set free释放 873. settle down定居， 专心于 874. settle up付清， 了结 875. shake hands握手 876. shape into . 形成 877. shape up成形， 形成， 顺利发展 878. share in分享， 分担 879. a sheet of （薄而大的）一片 880. shoot at向……射击， 力争 881. shopping center购物中心，商店区 882. go shopping 去购物 883. for short简称，简略之 884. in short简而言之，总而言之 885. run short （of）用光；用尽；不够 886. short cut捷径 887. short of 短缺 888. shoulder to shoulder肩并肩；团结一致 889. on show 展览 890. show off 炫耀，夸耀；卖弄 891. show up出席；出现；到场 892. show sb. around带某人到处参观 893. shut down关闭（工厂） 894. shut up住口；停止谈话 895. sick leave病假 896. by the side of 在…的旁边 897. side by side 肩并肩地 898. in sight可见，看得见； 899. out of sight看不到，不被看到 900. sign language手语 901. in silence鸦雀无声 902. be similar to sth. 与…相似 903. sit by . 袖手旁观， 无动于衷 904. sit up late深夜不睡 905. go to sleep入睡，睡着 906. get to sleep（常用于否定句）入睡，睡着 907. slow down （使）慢下来 908. smile at sb. 对某人微笑 909. so… that…如此…以至 910. so that 以便， 以致 911. so far迄今为止 912. so long as只要 913. so as to如此……以致于 914. some day有朝一日 915. as soon as 一…就 916. sooner or later 迟早 917. no sooner…… than刚…就 918. sorry for sth. 抱歉，遗憾 919. a sort of稍稍地；有几分 920. sort out整理；分类 921. in space 在空间 922. speak out毫不犹豫地说；畅所欲言 923. speak up大点声说 924. speak for itself不言而喻 925. speak highly of赞扬 926. speak of谈及， 说到 927. speak volumes for充分说明 928. make a speech 发表演说 929. at …speed 以…速度 930. speed up 加速 931. spend time doing sth. 花时间做某事 932. spend money on sth. 花钱买某物 933. have sports 进行体育活动 934. spread abroad传播 935. spread out展开