30米望远镜的巨型主镜分割成了492块，完美地排列从而形成30米(98英尺)的集光面。

The Thirty Meter Telescope's massive primary mirror has 492 segments, all perfectly aligned to form a 30-meter (98-foot) light-collecting surface.

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在巨型超级超市里快速选择出的奶酪，即便不是最好的一块，但却为以后留下了更多的享受时间。

A speedy choice of cheese at a colossal supermarket display may not be the perfect one, but it does leave more time for enjoying it afterwards.

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大卫·沃克是诺丁汉洞穴勘测组的组长，他负责勘测石头城堡的地基，这是一块位于城市中心的巨型砂岩露头。

David Walker, head of the Nottingham Caves survey, surveys the base of Castle Rock, a large sandstone outcrop in the heart of the city.

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