tributaries是什么意思？

tributaries

• n. 支流( tributary的名词复数 )，进贡国，附庸国，进贡者；

例句

• A river and its branches ( or tributaries ) form a river system. 河流与其支流形成河系.
• These tributaries are subsequent streams which erode strike valley. 这些支流系即为蚀出走向谷的次生河.
• In such areas small tributaries or gullies will not show. 在这些地区,小的支流和冲沟显示不出来.

柯林斯高阶英汉双解学习词典释义

• N-COUNT
  支流
  A tributary is a stream or river that flows into a larger one.
  例句
  ...the Napo river, a tributary of the Amazon. 纳波河，亚马孙河的一条支流 …a small tributary river. 一条小支流