他: he一定: fixed; established; regular是: Semantics在: exist; be living厨房: kitchen; diet-kitchen; cuisi ...里: in; inside在厨房里帮忙的仆人: scullion他一定是开玩笑吧: he can't be serious那一定是在昨天: if this is san franciscoit must be yesterdayy你一定是在开玩笑: you gotta be kidding在厨房: in the kitchen厨房里: in the kitchen他一定是个旅游老手: he must be a seasoned traveler一定是: it must be - it must have been; must go玛丽在厨房门口: mary is at the kitchen door; mary's at the kitchen door在厨房工作的女佣: kitchenmaid那一定是爱: it must have been love一定是魔力: could it be magic一定是你: it must be you; it's gotta be you这一定是爱: it must be love; it must have been love那个人竟然知道我们的到来他一定是有所预见: the man must have second sight to know our arrival他一定病了: he must be ill他一定会来: he will surely come他一定走了: he must have been away厨房里厨子太多: too many cooks in the kitchen