- 相关词组
- breast stroken.蛙泳，俯泳;
- ultra-low temperature pump超低温泵
- all air heat pump全空气式热力泵;
- borehole pump深井泵，钻井泵（一般为离心泵，悬挂在钻井内）;
- two-way variable displacement pump双向变量泵
- air pumpn.排气唧筒，抽气机;风泵;
- air water heat pump空气水热力泵;
- two-lobe pump双突瓣式泵
- up counter上数序计数器
- counter top柜台面;
- beer pumpn.从啤酒筒抽出啤酒的唧筒;
- under water pump潜水泵
- universal counter通用计数器
- two-throw pump双吸泵
- counter sample相对样本，对等货样;
- air lift pump空气升液泵;
- up stroke hydraulic press上推(柱)水压机
- at a stroke一下子;
- bean countern.极善于计算的人;
- two-stage pump双级泵
- 今日热词
- 热门搜索
- digestion n.消化，领悟;消化能力;细菌分解;（精神上的）同化吸收，融会贯通;
- neither nor 既不…也不…;均不;两者都不
- persuasion n.劝说，说服（力）;信仰;
- propose v.提议;打算;提名;求婚;
- all for you 珍妮杰克逊；一切为你；一切为了你
- punctuation n.标点法;标点符号;标点符号的使用;点标点;
- Love Actually [英国影片]真爱至上;
- give it a go 试一试
- zero n.零;零度/点;v.将…调到零;
- pork n.猪肉;〈美俚〉支持政党上台所分到的好处，政治分肥;〈古〉猪;
- April n. 四月;
- explicit adj.易于理解的;明确的;直言的;
