launch on/uponmake a start on; commence 开始 * The opposition speaker launched a bitter attack on the government's mishandling of the taxpayers'money. 反对党演讲者猛烈抨击政府使用纳税款不当。 * The factory launched on the production of walkingtractors on a large scale. 这家工厂开始大规模地生产手扶拖拉机。 |