ground layer的用法和樣例：
例句
- Mail items may be handed over to the doorman or receptionist if such persons are present on the ground floor.
一地面層設有管理服務(wù)人員或郵件收發(fā)處者，各類(lèi)郵件得交管理服務(wù)人員或郵件收發(fā)處收領(lǐng)。 - The showroom, which is housed in a former Victorian Factory, operates on two levels, with office spaces on the ground floor with the showroom located on the basement level.
陳列室，這是住在前維多利亞廠(chǎng)，經(jīng)營(yíng)兩個(gè)層次上，以辦公空間在地面層的展廳設在地下一層。
