GbEng
乘客只可以在公共汽车的上层吸烟。 Passengers may smoke only on the upper deck of the bus.
他把日记锁在上层抽屉里。 He locked his diary in the upper drawer.
她出身上层社会[她社会地位极高]. She's out of the top drawer/She's very top drawer.
我对艺术一窍不通,我没见过什么大人物,我也不进好裁缝铺,这些全与我无缘。我不是出自他所认为的社会上层。 I don't know anything about art, and I haven't met any grand people, and I don't go to a good tailor, and all that, I'm not what he calls out of the top drawer.