词典释义：
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Hong Kong truly is a vertical city. Because of its geography, space is at a premium which means it has one of the highest population densities in the world.
香港的确是一个垂直城市。由于其地理条件，香港的空间十分宝贵，这意味着香港的人口密度在全球名列前茅。
《Chinese New Year》《中国春节》
双语例句
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Shares are selling at a premium.
这种股票以高于面值的价格出售。
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Space is at a premium in a one-bedroomed apartment.
单居室公寓的空间是很有限的。
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He eventually sold the shares back to the bank at a premium.
他最终以高价将股票返售给了银行。
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If space is at a premium, choose adaptable furniture that won't fill the room.
如果空间很有限，就选购不太占地方的可改装家具。
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He worked mainly in New York City where living space is notoriously at a premium.
他主要在纽约市工作，那里的生存空间出了名地昂贵。