- 相关词组
- hydraulic pump水力泵，液压泵;
- absolute displacement绝对位移;
- air lift pump空气升液泵;
- pump house水泵房;
- rear pump driving gear后泵从动齿轮
- flushing pump冲洗泵
- negative totality否定式的综括结构
- oscillator utilizing negative resistance负阻振荡器
- phase displacement verification相位移校验
- roots pump罗茨泵;
- false negative假阴性;
- vane pump叶轮泵,叶片泵
- prove a negative举反证
- negative ionn.阴离子;
- negative album底片薄
- negative control负控制，消极性管制;反控制;
- air water heat pump空气水热力泵;
- peripheral pump周边泵;旋涡泵
- negative glow阴极辉光
- negative impact负面影响;
- 今日热词
- 热门搜索
- via prep.经由，经过;通过，凭借;
- oki 木
- here we are 我们到了;
- beard n.胡须，胡子;
- optimistic adj.乐观的;
- invalid adj.无效的;不能成立的;有病的;病人用的;vt.使伤残;使退役;失去健康;
- hurricane n.飓风;
- big data 大数据;
- you too 你也是;
- cheap adj.便宜的;廉价的;小气的;收费低廉的;花钱少的;卑微的;令人讨厌的;价低质劣的;（言行）讨便宜的;吝啬的;adv.廉价地;便宜地;低价地
- butter n.黄油;黄油状的食品;奉承话;焊膏;vt.抹黄油于…上;用黄油煎食物;讨好;
- aloe vera 真芦荟，羊角掌，真芦荟制品;芦荟汁(用于生产护肤霜等);
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