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.A vacant lot or a bombsite can, to the amateur naturalist, produce an extraordinary variety of flora and fauna.对于业余博物学者来说，在一片空地上或被炸后的废墟里可能发现种...
尽管各种荣誉接踵而至,他们始终保持谦虚的美德.They never lost their modesty when honours were showered upon them.谦虚的人决不夸自己的功劳.A modest man will never boast of his merits.谦虚的人不会炫耀自己的财富.A modest man will not make a parade of his wealth....
在1963年, 我们使用了内燃真空燃烧器的煤气加热系统.In 1963, we evaluated an infrared vacuum combustion, gas heating system.满至烧瓶颈部的有机层被抽吸进入原子吸收燃烧器中.The organic layer in the neck of the flask is aspirated into the atomic absorption burner.摘要简要叙述...