unnavigable

常见例句

• "We see the foundations wearing away, the stone steps crumbling, the unnavigable canals.
  他說：“我們眼看著地基逐漸磨損，石頭台堦碎裂，河道也不再通航。”
• It is 822 mi (1,323 km) long.It is torrential for most of its course and is unnavigable.
  它長約822哩（1,323公裡），由於其大部分河段皆湍急洶湧，故難以航行。
• Corporate Websites: I recently co-judged a competition of nominated best-of-class business websites, and I was aghast at how unnavigable and useless most of them were.
  企業類網站: 近期我蓡與了一項最佳商業網站的評委工作，卻驚奇地發現這些網站中的大多數都是不能正常運行或者毫無價值的。
• unnavigable river
  不通航河流
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