1.  excretion
2.  excrete

• 1. 排泄: excretion | discharge | egestion
• 2. 排泄作用: excretion | die Exkretion | excretie
• 3. 排泄物: excreta | feces | excrement | excretion

更多释义

• 1.在历史上，纺织染料是由植物和动物排泄物等天然资源制成的。
  Historically, textile dyes were made from such natural sources as plants and animal excretions.
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• 2.运动刺激消化和排泄系统。
  Exercise stimulates the digestive and excretory systems.
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• 3.排泄物含有肥沃土壤的氮。
  The faeces contain nitrogen which fertilizes the soil.
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