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refractor例句_refractor英汉例句_refractor双解例句_欧米惠必应词典
欧米惠必应词典

refractor

R 开头单词

常见例句

    用作名词 (n.)

  • A three-inch refractor will give an excellent view.
    一架三英寸的折射望远镜就能看到极好的景象。
    • 返回 refractor