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1·A bok globule nicknamed the caterpillar appears at the right.

一个绰号“毛虫”的博克球状体在右边。

2·A small nugget of cold molecular hydrogen, called a bok globule, is silhouetted against the star cluster.

一个叫“博克球状体”的冷氢“小金块”逆着该星团形成剪影。

3·This dark cloud is an example of a Bok globule, named after the late University of Arizona astronomer Bart Bok.

这个暗云是一个“博克球状体”，以亚利桑那大学天文学家Bart Bok命名。