basement level短语¹⁴⁴⁹⁷²⁺² 基本例句 地下室层 The grassy mound on which the house rests gives in to a concrete base that juts out of the landscape, housing the basement level and an outdoor terrace to the north. 茂绿的草坪栖息在住宅之下，为混凝土地基做陪衬，这个地基容纳地下室空间和一个室外的露天平台。 zhulong