- 相关词组
- varying pitch变螺距;
- plasticized pitch塑化沥青
- pitch factor节距因数
- pitch edge叼口边
- pitch flap cou pling coefficient挥舞变距耦合系数
- pitch deformation angle纵摇变形角
- pitch gage螺纹样板
- pitch diameter ratio螺距直径比
- polar pitch极距
- pitch in把…扔进;做出贡献;参与;协力;
- creosote pitch杂酚油沥青
- pitch diameter of thread螺纹中径
- controllable pitch活螺距，可调螺距;
- pitch blende沥青铀矿
- pitch diameter of roller set滚子组的节圆直径
- as dark as pitch漆黑
- pitch system径节制;
- pitch face斜凿面
- football pitchn.足球场;[体]绿茵场;
- pitch accent音高重音;
- 今日热词
- 热门搜索
- knot n.结，绳结，结节，（装饰用的）花结，蝴蝶结;[航]节(=浬/小时)，浬，海里;（树木或木材上的）节疤，（人或动物身上的）硬块，节，瘤;难事，难题，麻烦事，（问题的）要点，（戏剧，小说的）情节的征结;vt.& vi.把…打结，把…连结，捆扎，包扎;使密切结合;使纠结;皱（眉）;
- left-handed adj.左撇的;左旋的;笨拙的;无诚意的;
- tunnel vision n. 管状视，视野狭窄(只能看正前方的人或物);井蛙之见;一孔之见
- Bank of China n.中国银行；中行
- outspoken adj.直言的;坦率的;毫无保留的;心急口快;
- limitless adj.无限制的；无界限的；无限度的；无止境的;
- soil n.泥土;土地，国土;滋生地，温床;粪尿，肥料;vt.弄脏，污辱;给…上粪（施肥）;被弄脏，变脏;用青草饲料喂养（牲口）;
- uncertain adj.犹豫;多变的;不确定的;未知的;迟疑的;
- passive adj.消极的;被动的;被动语态的;n.被动语态;
- 国际油价 international oil prices
- danger n.危险;可能性;危险的事物;风险;
- to you 给你;为你;
