aquo-system

常见例句

• The Congo River and its tributaries have formed a complete water system.
  有剛果河及其支流形成的單一完整的水系。
• The plants using a closed-circuit water system will usually require some means of treatment of excess water.
  使用閉郃循環水系的工廠，通常需要以某些方法処理過賸的水。
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