Now and then they heard the roar of a heavy truck.他们不时地听到大卡车的轰鸣声。Now and then I referred a client to him.我不时地介绍客户给他。Stir the batter every now and then to keep it from separating.不时搅动面糊，防止其成分散开。...
Carbon dating provides the archaeologist with a basic chronological framework.碳元素年代测定法给考古学家提供了基本的年代框架.He's an archaeologist and has been on a dig in Crete for the past year.他是位考古学家，过去的一年都在参与克里特岛上的一项考古发掘工作。My uncle i...
Signaling routes are predetermined paths specifying SS 7 nodes and interconnecting signaling links.信令路由是指定SS7节点和互连信令链路而预先确定的路径.When we describe what the action will affect, we are specifying the noun of the sentence.当描述动...
他的祖父和外公都热衷于演说。Both his grandfathers were fired with an enthusiasm for public speaking.亚当经常呆在他祖父的办公室里。Adam spent a lot of time in his grandfather's office.我的祖父是苏格兰矿工工会干事。My grandfather was secretary of the Scottish M...