物体

• The sun is the glorious body that dominates the solar system .
  太阳是一个统治着太阳系的壮观的物体。
• In sodium light, a red or green object will appear black .
  在钠灯下，红色或绿色的物体会显得黑黑的。
• The pilot was ordered to keep track of the strange object .
  那位飞行员接到命令去跟踪这个奇特的物体。
• Newton's first law for isolated bodies is universally valid .
  牛顿第一定律对于孤立物体是普遍适用的。
• Heat never flows spontaneously from a cooler to a hotter body .
  热决不会自发地从低温物体流向高温物体。
• A centrifuge is a device for whirling an object with a high velocity .
  离心机是使物体作高速旋转的装置。
• The body is initially at rest, and the spring is initially unstretched .
  起初物体是静止的，弹簧也未拉长。
• The more streamlined an object is, the less drag it encounters .
  一个物体越呈流线型，它遇到的阻力就越小。