I was confronted with an array of knobs, levers, and switches.我面对的是一大堆旋钮、控制杆和开关。Levers and pulleys are simple machines.杠杆和滑轮是简单机械.The workers can manipulate the gears and levers of a machine skillfully.工人们能熟练地操纵机件....
Ejector seat levers can only be used once, and their consequences are significant and irreversible.弹射座椅操纵杆只能用一次, 它的使用将引起重要的变化,而且这个过程是不可逆的.The workers can manipulate the gears and levers of a machine skillfully.工人们能熟练地操纵机...
某些脉冲星发送脉冲比地球上最精确的时钟都准时。Some pulsars keep time better than the earth's most accurate clocks.脉冲通常以微秒计。The pulse is usually timed in micro-seconds.光化学反应使光变为电脉冲。The photochemical reactions transform the light into elect...
It only takes a few days for beans to sprout.豆子只要几天就能发芽。When you sprout seeds their nutritional content increases.让种子发芽后，其营养含量会提高。When the seedlings sprout, uncover the tray.秧苗发芽后，就把盘子上的盖子拿掉。...
And if bolder measures were necessary, she would take them.如果需要更加大胆的办法呢?她也乐意采用.Later we got bolder and developed a more aggressive approach.后来,我们越来越大胆,并且想出了一些声势盛大的宣传.Nothing truly makes a bolder heart than a light consci...