boron-oxygen

常見例句

• Water contains hydrogen and oxygen.
  水含有氫和氧。
• Oxygen enters into many compound bodies.
  氧是許多化合物的組成部分。
• boron oxygen tetrahedron
  硼氧四面體
• Mars is too dry and poor in oxygen.
  火星上面過于干燥，并且缺乏氧氣。
• Water is composed of hydrogen and oxygen.
  水由氫和氧組成。
• Fish take in oxygen through their gills.
  魚通過鰓攝取氧氣。
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