“在底下”的英语？

他在底下吵了好半天了.He's making a great deal of noise at the counter.她在一堆文件里搜寻,终于在底下找到了他的信.She searched through the pile of papers and found his letter underneath.我们可以听到他们在底下房间里谈笑.We could hear them in the room below, laughi...