river bottom

同根派生

• river bottom相关词

英汉例句

• They were dragging the river for the missing child.
  他們正用抓鉤在河底打撈那個失蹤的孩子。
• A lot of sludge was scooped out of the base of the river.
  從河底中挖出了許多淤泥。

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