be composed造句

• Water is composed of hydrogen and oxygen .
  水由氢与氧化合而成。
• Nuclei are composed of protons and neutrons .
  原子核是由质子和中子构成的。
• Water is composed of hydrogen and oxygen .
  水是由氢和氧组成。
• Sir. basil was composing his last words .
  巴兹尔爵士字斟句酌地说出最后一句话。
• Water is composed of the elements hydrogen and oxygen .
  水是由氢、氧元素组成的。
• This tissue is composed of stellate reticular cells .
  此组织由星形的网状细胞组成。
• Each disaccharide is composed of two monosaccharides .
  每一种双糖都是由两个单糖组成。
• He also advised me to be composed .
  他还劝我冷静。
• Muscles are composed primarily of voluntary muscle fibers .
  肌肉主要是由随意肌纤维所组成。
• The committee was composed mainly of teachers and parents .
  委员会主要由教师和学生家长组成。
• Gunpowder is composed of sulfur, carbon, and potassium nitrate .
  火药是由硫、碳和硝酸钾组成。
• A polysaccharide is composed of three or more monosaccharides .
  多糖是由三个以上的单糖所组成的。
• Each element is composed of identical atoms of a single kind .
  每种元素由单一种类的相同原子组成。
• The tune was composed at the beginning of the war of liberation .
  这支曲子是在解放战争初期谱写的。
• Let us look more closely at how the budget was composed .
  现在让我们仔细观察这项预算是怎样编制的。
• A trimetrogon strip is composed of three rows of overlapping .
  三镜头摄影航线为三排重迭的象片所组成。
• Biological membranes are composed of two layers of phospholipid molecules .
  生物膜由两层D磷脂分子组成。
• The gluteal region in infants is small and is composed primarily of fat .
  婴儿的臀部较小，主要由脂肪组成。
• The arachnoid is composed of connective tissue devoid of blood vessels .
  蛛网膜是由无血管的结缔组织所构成。
• It may be composed of allelochemics such as alkaloids or terpenes .
  它可以由异种化合物例如生物碱或萜稀组成。