630. for short (in a short form) 为简便,简称

629. go short of (=be without enough of) 缺乏

628. fall short of 达不到

627. be shocked at / by 对…感到震惊

626. share sth. with 与…分享,分担,分摊,共用

625. share in (=have a share in) 分摊, 分担

624. in sequence 按顺序, 按先后次序

623. sensitive to 对…敏感; sensible (of)觉察到的; sensational耸人听闻的

622. in a sense 在某种意义上

621. senior to 比…年长; junior to 比…轻; superior to 比…更好; inferior to 比…差