Apparatus for reproducing stereo sound having a housing (1, 25) defining an at least partially enclosed space.

一种用于再现立体声的设备，该设备包括限定了至少部分封闭的空间的外壳(1,25)。

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They recommend a minimum floor area per bird, in enclosed housing, of 0.026 square metres per kilogram - a maximum stocking density of 40kg per square metre.

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"We're fairly well enclosed by two or three housing estates so there's not much land for us to play with, " he said.

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