组成

• They moved about in armed groups .
  他们组成武装小队四处活动。
• Water is composed of hydrogen and oxygen .
  水是由氢和氧组成。
• Cellophane is made of long, fibrous molecules .
  玻璃纸系由长形纤维分子组成。
• A tendon consists of parallel fibers .
  腱由平行的纤维组成。
• His members in eighth army was very colorful .
  他的第八军团组成分子非常复杂。
• They teamed together into a defensive alliance .
  他们联合起来组成一个防卫同盟。
• Water is composed of the elements hydrogen and oxygen .
  水是由氢、氧元素组成的。
• Beta emission consists of electrons .
  射线由电子组成。
• The ulna forms the chief articulation at the elbow .
  尺骨是组成肘关节的主要骨骼。
• The silicone conveniently comprises a polysiloxane .
  硅酮可方便地由聚氧硅烷组成。