subtropical

We've gone over where coral reefs are usually formed—along the edges of shallow ocean banks in tropical or subtropical regions, and the fact that they are declining at an alarming rate.

我们已经对珊瑚礁通常是在哪里形成的问题进行了讨论，它们是在热带或亚热带地区沿着浅海海岸的边缘形成的，而它们的数量正在以惊人的速度减少。

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Many are found in tropical and subtropical areas of the world, where the accumulation of high concentrations of metals may afford some protection against plant-eating insects and microbial pathogens.

许多超富集植物被发现于热带地区和亚热带地区，在那里，高浓度金属元素的积累可以为植物提供保护来对抗以植物为食的昆虫和细菌病原体。

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Morsels of plankton a school of spadefish hovers near the surface off Japan's subtropical Bonin Islands.

一群西鳞白鲳在日本亚热带的小笠原群岛附近的海面上徘徊。

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