Well we need to put by £200 for the pump valves to be renewed.我们需要存下200英镑以备更换水泵阀。The heart has valves to let blood flow in and out of it.心脏有瓣膜控制血液流进流出.The engineering gang fell earnestly to work on jammed valves.轮机组都起劲地埋...
Johnson's easy charm contrasted sharply with the prickliness of his boss.约翰逊的亲和力和他老板易怒的性格形成了鲜明的对比。But whatever prickliness the Indians may have with the US, conversation has never been a problem.然而,不管印美关系多么棘手, 双方之间的...