be due to

• Litter breakdown or fragmentation is due to the litter fauna .
  落叶层粉碎的原因在于落叶层的动物相。
• In children under 3 years of age, most burns are due to scalds .
  3岁以下儿童的烧伤，大多数是由于烫伤。
• The relaxation is due to the interactions with the thermal excitations .
  弛豫是由热激发相互作用而产生。
• The further growth of a bar is due to a lowering of sea level .
  砂洲的进一步生长是由于海平面正在下降的结果。
• This change is considered to be due to denaturation of the enzyme .
  据认为这种变化是由于酶的变性作用造成的。
• This "need arousal" can be due to the lifestyle of the individual .
  “需要的产生”可能是来自于个人的生活方式。
• It might have been due to his mental state, to depression and fatigue .
  大概是由于精神状态，由于忧郁和疲劳所致。
• It is due to numerical inaccuracy in the transient-temperature determination .
  这是由于确定瞬时温度的数值不准确。
• Pernicious anemia in human is due to failure of absorption of vitamin b12 .
  人的恶性贫血是由于不能吸收维生素B12的结果。