- 相关词组
- secondary school building中学建筑
- secondary scaffold branch亚主枝
- secondary isotope effect二级同位素效应
- secondary sampling unit二次抽样单位;二极抽样单位
- secondary speed control二次调速
- secondary phoneme次音位
- secondary armament辅助兵器，副炮;
- secondary phosphine仲膦
- secondary speed从动轮转速;涡轮转速
- secondary amine仲胺;
- secondary sample第二取样
- secondary aspect次要方面
- secondary spectrum doublet次级光谱双线
- secondary accent次重音
- secondary schooln.中学;
- secondary scavenging pump从动排空泵,从动回油泵,第二回油泵
- secondary sclerenchyma次生厚壁组织
- secondary anomaly次生异常
- secondary amputation二期切断术;
- secondary schoolsn.中学( secondary school的名词复数 );
- 今日热词
- 热门搜索
- comparison n.比较;相比;
- howl vt.哀号，吼叫;vi.嚎叫，咆哮;哀嚎;<俚>开心地狂笑;<俚>狂欢;
- sheep n.羊，绵羊;胆小鬼;易受人摆布的人;缺乏主见或轻易盲从的人;
- impossible adj.不可能的;极难应付的;难以忍受的;
- beer n.啤酒;一杯(或一瓶、一罐)啤酒
- airmail n.航空邮件;vt.航空邮寄;<谑>投;掷;抛;
- queue n.队伍;等待的人群;队列（计算机用语）;v.排队;抢着做;
- YES!OK! 对！好的
- hen n.母鸡;雌禽;
- U.S.A n.美国（United States of America）;
- wing n.（机）翼，翅膀;侧厅，边厢;（汽车）挡泥板;（尤指政治组织的）派;边锋;飞行资格;v.飞（行）;赶往;
- undivided adj.未分开的;全神贯注的;一心一意的;得到某人的全心关注;
