Located 22 miles from mainland Tanzania, semi-autonomous Zanzibar consists of two main islands—Unguja (Zanzibar) and Pemba—plus numerous smaller islands.

半自制的桑给巴尔岛距离坦桑尼亚大陆22英里，由两座主要岛屿安古迦岛（桑给巴尔）和奔巴岛，以及临近的一些小岛组成。

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Located about 35 kilometers from mainland Tanzania, Zanzibar consists of two main islands–Unguja and Pemba–plus numerous smaller islands.

桑给巴尔岛与坦桑尼亚内陆相隔35公里，由温古贾岛和奔巴岛两个主要岛屿及数不清的较小岛屿组成。

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They then used it to diagnose intestinal worms in about 200 students in Pemba Island, off Tanzania's eastern coast.

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