couple: n.1.一对，一双。2.配偶，夫妇，未婚夫妻，一对舞伴。3.〔口语〕交媾；【物理学】力偶；电偶；【天文学】联星。4.〔口语〕(少数)几个，两三个。短语和例子an old couple老两口儿。 a married couple夫妇。 a pack of 20 couple二十对的一群猎犬。 a thermo-electric couple温差电偶。 a couple of
Ground coupled heat pump system two vertical and two inclined bore holes 32 metres into the earth capture underground heat and provide cooling or heating 地源热泵系统由两个垂直和两个倾斜的32米深钻孔及埋管组成，利用地下蓄热的特性提供热源或冷源。
