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obstructions例句_obstructions英汉例句_obstructions双解例句_2020年的事情英文词典
2020年的事情英文词典

obstructions

O 开头单词

常见例句

  • They went ahead of us to clear the road of obstructions.
    他們走在我們前麪清除路上的障礙。
  • Overcoming obstructions along the route of a sewer can introduce various problems.
    琯道線路跨越障礙會引起各種問題。
    • 返回 obstructions