The lower story of the building was cased with marble. 大樓底層的外墻砌上了一層大理石。
He decided that at her age it might be more prudent to have someone with her,so she went to fetch the porter from his basement. 她認為,象她這樣的年紀,找個(gè)人陪著(zhù)是較為謹慎的,因此她去底層把看門(mén)的工友叫來(lái)。