First it was dark as a shoal in the blue water that was more than a mile deep.

起先，这摊血黑魆魆的，如同这一英里多深的蓝色海水中的一块礁石。

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Cape becomes bar, and plain shoal, and valley and gorge deep water and channel.

岬角成了沙洲和浅滩，溪谷和山峡成了深水与湖峡。

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The results reveal that after the impounding, Tunaozi Shoal transformed basically from convex-bank entrenched meander to shallow broad river, and will further develop to a concave-bank deep channel.

分析表明，蓄水后土脑子河段已基本完成由凸岸深切河曲向宽浅河曲变化的过程，将会进一步转化为凹岸深槽的河曲。

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Monad Shoal is classified as an intermediate dive, and most shops require divers to have advanced open water or deep dive certifications since the depth surpasses the normal 18m limit for open water divers.

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