摆动

• The great body of the bridge flooring and the suspenders was swayed to and fro .
  庞大的桥面躯体和吊杆来回地摆动。
• Poor bill managed a weak smile and bobbed his head around a little .
  可怜的比尔勉强露出了一点笑意，稍微摆动了一下头。
• As the crankshaft rotates, the crankpin swings in a circle around the shaft .
  随着曲轴的转动，曲柄销绕主轴作圆周摆动。
• Strong oscillations can occur in the residuals as the number of terms is increased .
  随着次数的增加，剩余时差会发生强烈的摆动。
• He discovered that the rattle came from a hanging oil lamp that was swinging back and forth .
  他发现声响来自一盏来回摆动的吊油灯。
• The upper saddles are fixed, while the lower ones are on pendulum type rock bearings .
  上端鞍座是固定的，下端鞍座安置在摆动式的摇座上。
• The plunger is forced to undergo a simple harmonic vibration parallel to the direction of the tube .
  活塞在平行于长管的方向被迫作合谐摆动。
• Then he set the ropes to swing back and forth, like the lamps in the cathedral .
  接着，他推动那些绳子，使它们都象教堂里的灯那样来回摆动起来。
• attitude control is obtained by gimballing the engine up to ±7 degrees.
  姿态控制是由发动机摆动而得到的，摆动度最大为7。