坐立时，把胳膊肘靠在扶手上。When you are sitting, keep your elbow on the arm rest.商店售货员靠在柜台上漫不经心地招呼我。The shop assistant received me indifferently while leaning on a counter.她正感到有些疲倦，因此很高兴可以靠在他身上。She was feeling tired and was glad to l...