电梯修理工可以转动这根杠杆直接操作机器。An elevator mechanic can work the machinery directly by turning this lever.锹和耙的手柄较长，可发挥较好的杠杆作用。The spade and fork have longer shafts, providing better leverage.我们不得不借助杠杆之力来移动这块巨石.We'll have to us...
使用一套正确的, 对口的书籍是相当重要的.Use correct, the book of speak or sing alternately is quite important.使他呼吸的最好的做法就是采用口对口的办法.The best thing to start his breathing is to use the mouth - to - mouth way....
the characteristics of periodic and aperiodic tasks周期任务和非周期任务的特点Events that are aperiodic and represent an occurence.不定期的并表示出现一次的事件.Such aperiodic motions are not quantized.这种非周期性的运动不是量子化的.Inertia element ( aperiodic ele...
Narrow Hemmer Foot: for rolled machine hem stitching.狭窄的翻边压脚: 用于卷边缝.She braided the neckline, hem and cuffs of the dress.她用穗带装饰连衣裙的领口 、 摺边和袖口.Result of primary strctural an - alysis showed that the variant hem - oglobin ...
Hardware stores have sold out of water pumps and tarpaulins.五金店内水泵和防水油布已经卖光了。There are already long queues of vehicles at petrol pumps.加油泵边车辆已经排起了长队。The work consisted of throwing up embankments and installing water turb...
He started his new job inauspiciously on Friday the 13 th.他在星期五(十三号)找到新工作,真是不走运.The thirty - second day out of Bombay began inauspiciously.离开孟买的第三十二天就开始就出现了不详之兆....
新补充的部队已送往前线.New relays of troops were sent to the battle front.这两种方法是互为补充的而且都是有价值的.The two viewpoints are complementary and both approaches are of interest.我们大家的切身利益是互相补充的, 各自为政的不良后果是再大不过了.Our vital interests were comple...