centered

• A 20% solution of koh is placed in the center well .
  将20的KOH溶液放入中间小杯。
• London is a center of government .
  伦敦是政府所在地。
• Medical center won't let me in .
  医学中心不接收我。
• A beat-up chevrolet drove through the city's center .
  一辆破烂的雪弗来，驶过了市中心。
• Two and two halves to the city center , please .
  劳驾，买去市中心的两张全票和两张半票。
• The force of gravity pulls things towards the earth 's center .
  地心吸力把物体吸向地心。
• A center of symmetry must coincide with the center of mass .
  对称中心必须与质量中心重合。
• There are infiltration center on lava and agglomerates .
  在熔岩或集块岩上有渗漏中心存在。
• What do you think of the ice show at the center theater ?
  你觉得中央戏院的溜冰表演怎么样？
• It moves down at the center of the fixed cylinderical vessel .
  它在固定圆筒容器的中心下移。