短語詞組短語checkout time & ticking time 第四課時(shí)Grammar time & Checkout time 第三課時(shí)Checkout time and Ticking time 第四課時(shí)Checkout time &Ticking time 第四課時(shí)Checkout time 12 o 'clock noon 退房時(shí)間到中午12點(diǎn)real -time checkout 實(shí)時(shí)檢驗(yàn) 返回 checkout time